名詞 down:

1. soft fine feathers
   同義詞：down feather
2. (American football) a complete play to advance the football
3. English physician who first described Down's syndrome (1828-1896)
   同義詞：John L. H. Down
4. (usually plural) a rolling treeless highland with little soil
5. fine soft dense hair (as the fine short hair of cattle or deer or the wool of sheep or the undercoat of certain dogs)
   同義詞：pile

動詞 down:

1. drink down entirely
   同義詞：toss off, pop, bolt down, belt down, pour down, drink down, kill
2. eat immoderately
   同義詞：devour, consume, go through
3. bring down or defeat (an opponent)
4. shoot at and force to come down
   同義詞：shoot down, land
5. cause to come or go down
   同義詞：knock down, cut down, push down, pull down
6. improve or perfect by pruning or polishing
   同義詞：polish, refine, fine-tune

形容詞 down:

1. being or moving lower in position or less in some value
2. becoming progressively lower
3. understood perfectly
   同義詞：down pat, mastered
4. extending or moving from a higher to a lower place
   同義詞：downward
5. being put out by a strikeout
6. lower than previously
   同義詞：depressed
7. shut
8. not functioning (temporarily or permanently)
9. low in spirits
   同義詞：blue, depressed, dispirited, downcast, downhearted, down in the mouth, low, low-spirited

副詞 down:

1. spatially or metaphorically from a higher to a lower level or position
   同義詞：downwards, downward, downwardly
2. away from a more central or a more northerly place
3. paid in cash at time of purchase
4. from an earlier time
5. to a lower intensity
6. in an inactive or inoperative state

1. She's got a down on me; I don't know why.
   她很討厭我，我不知道為什麼。
2. She's terribly down on people who don't do things her way.
   她對不按她的要求做事的人十分不滿。
3. Please sit down.
   請坐下。
4. He is walking down the seaside.
   他正沿海邊走去。
5. It gets cold quickly when the sun goes down.
   太陽下山后天氣很快就會冷下來。
6. The tears ran down her cheeks.
   淚水沿著她的面頰流下。

down

adv.Abbr. dn.（副詞）縮寫 dn.

From a higher to a lower place or position:
向下：從一個較高的地點(diǎn)或位置到一個較底點(diǎn)：
例句：
hiked down from the peak.
從山峰上徒步向下走

Toward, to, or on the ground, floor, or bottom:
在地板，在底部：向地面上、地板上或底部，到地面上、地板上或底部，在地面上、地板上或底部：
例句：
tripped and fell down.
絆倒了在地上

In or into a sitting or reclining position:
倒下，坐下：在或進(jìn)入一個坐著或傾斜的位置：
例句：
knelt down; lying down.
跪下；躺下

Toward or in the south; southward:
朝南，在南方；南方的：
例句：
flew down to Florida.
朝南飛向佛羅里達(dá)

Away from a place considered central or a center of activity, such as a city or town:
向遠(yuǎn)處去：離開中心區(qū)或活動中心，如城市或城鎮(zhèn)：
例句：
down on the farm; sent down to work at the firm`s regional office.
在農(nóng)場；被派往分公司工作

Away from the present place.
從目前的地方離開
To a specific location or source:
追蹤來源：
例句：
tracking a rumor down.
順藤摸瓜查清謠言來源

Toward or at a low or lower point on a scale:
向低處：尺度上由高到低或處于較低位置：
例句：
from the biggest down to the smallest.
從最大一直到最小

To or in a quiescent or subdued state:
和緩：趨于或處于平靜或順從的狀態(tài)：
例句：
calmed down.
冷靜下來

In or into an inactive or inoperative state:
靜止：處于或進(jìn)入不活躍或不運(yùn)轉(zhuǎn)狀態(tài)：
例句：
The generators went down at midnight.
半夜里發(fā)電機(jī)停了下來

To or at a lower intensity.
減弱的：強(qiáng)度由強(qiáng)到弱
To or into a lower or inferior condition, as of subjection, defeat, or disgrace.
低下地：處于或走向低或差的狀況，如臣服、失敗或屈辱
To an extreme degree; heavily:
極度地；沉重地：
例句：
worn down by worry.
憂心忡忡

Seriously or vigorously:
嚴(yán)肅地，強(qiáng)勁地：
例句：
get down to the project at hand.
積極從事手邊的工作

From earlier times or people:
由早期地：從上代往后代地：
例句：
tradition handed down from one generation to the next.
世代相傳的傳統(tǒng)

To a reduced or concentrated form:
壓縮：由分散變集中：
例句：
pared the term paper down to five pages.
把學(xué)期論文縮為五頁

In writing; on paper:
寫下；書面：
例句：
wrote the statement down.
把那一聲明記下來

In partial payment at the time of purchase:
現(xiàn)付：以現(xiàn)付形式：
例句：
put ten dollars down on the necklace.
買這項(xiàng)鏈現(xiàn)付拾美元

Into or toward a secure position:
牢固地：向或進(jìn)入一個安全的位置：
例句：
nailed down the boards; bolted the furniture down.
把木板釘牢；把家具拴緊

adj.Abbr. dn.（形容詞）縮寫 dn.

Moving or directed downward:
往下的：向下的或下行的：
例句：
a down elevator.
向下的電梯

Low or lower:
滑落的：低的或較低的：
例句：
Stock prices were down today.
今天股價大跌

Reduced; diminished:
減弱的；減少的：
例句：
The wind is down.
風(fēng)減弱了

Afflicted; sick:
病倒的；生病的：
例句：
She`s down with a bad cold.
她因患重感冒而病倒了

Malfunctioning or not operating, especially temporarily:
故障的：尤指暫時停工的或出故障的：
例句：
The computer is down.
電腦出故障了

Low in spirits; depressed:
情緒低落的；沮喪的：
例句：
feeling down today.
今天悶悶不樂

Sports Games Trailing an opponent:
【體育運(yùn)動】 【游戲】 落后于對方的：
例句：
a team down 20 points in the last quarter; down two pawns in the endgame.
最后一節(jié)比賽落后對方20分的球隊(duì)；殘局中落后二個兵

Football Not in play:
【橄欖球】 界外的，成死球的：
例句：
The ball is down on the 50-yard line.
球在五十碼線處成了界外球

Baseball Retired; out:
【棒球】 封殺出局的；出局的：
例句：
two down in the last of the ninth.
在第九局終場時兩人出局

Completed; done:
完成的；結(jié)束的：
例句：
three down, two to go.
完成三個，還有兩個沒有完成

Learned or known perfectly:
完全掌握的：
例句：
had the algebra problems down.
精通代數(shù)問題

prep.（介詞）
In a descending direction along, upon, into, or through:
往下端，向下：
例句：
rolled down the hill; floating down the river; went down cellar.
滾下山；順流而下；到地下室去

Along the course of:
沿：
例句：
walking down the street.
沿街走下去

In or at:
在…里或在…處：
例句：
The cans are stored down cellar.
罐頭藏在地窖里

n.Abbr. dn.（名詞）縮寫 dn.
A downward movement; descent.
向下的運(yùn)動；下降
Football Any of a series of four plays during which a team must advance at least ten yards to retain possession of the ball.
【橄欖球】 阻擋：十碼進(jìn)攻，球員必須在對方四次阻擋內(nèi)向前推進(jìn)0碼才有進(jìn)球機(jī)會
v.（動詞）
downed,down.ing,downs
v.tr.（及物動詞）
To bring, put, strike, or throw down:
擊倒：
例句：
downed his opponent in the first round.
第一回合中擊倒對手

To swallow hastily; gulp:
急速地吞；狼吞虎咽：
例句：
downed the glass of water.
一口氣喝下一杯水

Football To put (the ball) out of play by touching it to the ground.
【橄欖球】 使成死球，使成界外球
v.intr.（不及物動詞）
To go or come down; descend.
下來；下降

<習(xí)慣用語>down in the mouth 或
down at the mouth
Discouraged; sad; dejected.
垂頭喪氣的；悲傷的；沮喪的
down on
Informal Hostile or negative toward; ill-disposed to:
【非正式用語】 憎惡或敵對；不喜歡：
例句：
was down on jogging after his injury.
他受傷之后就不喜歡漫步了

down on (one`s) luck
Afflicted by misfortune.
不走運(yùn)地，窮困潦倒地：由于不幸而遭受厄運(yùn)的折磨
來源：
Middle English doun
中古英語 doun
from Old English -dône-
源自 古英語 -dône-
as in ofdône [downwards]
如在 ofdône [向下]
from dône [dative of] dôn [hill] * see dhô-no-
源自 dône [] dôn的與格 [山丘] *參見 dhô-no-

down
down 2

n.（名詞）
Fine, soft, fluffy feathers forming the first plumage of a young bird and underlying the contour feathers in certain adult birds.
絨毛：雛鳥出生時全身羽毛的松軟細(xì)密羽毛，某些成鳥的廓羽下的松軟細(xì)密羽毛
Botany A covering of soft, short hairs, as on some leaves or fruit.
【植物學(xué)】 短毛：葉子或水果等表面覆蓋的短茸毛、短絨毛、汗毛
A soft, silky, or feathery substance, such as the first growth of a human beard.
毛狀物：一種柔軟、絲質(zhì)或羽毛狀物質(zhì)，如人初次長的胡須

來源：
Middle English doun
中古英語 doun
from Old Norse dônn
源自 古斯堪的納維亞語 dônn

down
down 3

n.（名詞）
Often downs An expanse of rolling, grassy, treeless upland used for grazing.
常作 downs 丘陵：放牧用的有草無樹的開闊高地
Often Down Any of several breeds of sheep having short wool, originally bred in the Downs of southern England.
常作 Down 塘種綿羊：生有短羊毛的幾種綿羊，其源種在英格蘭南部丘陵

來源：
Middle English doune
中古英語 doune
from Old English dôn * see dhô-no-
源自 古英語 dôn *參見 dhô-no-