keep, retain, reserve, preserve, conserve, withhold

名詞 reserve:

1. formality and propriety of manner
   同義詞：modesty
2. something kept back or saved for future use or a special purpose
   同義詞：backlog, stockpile
3. an athlete who plays only when a starter on the team is replaced
   同義詞：substitute, second-stringer
4. (medicine) potential capacity to respond in order to maintain vital functions
5. a district that is reserved for particular purpose
   同義詞：reservation
6. armed forces that are not on active duty but can be called in an emergency
   同義詞：military reserve
7. the trait of being uncommunicative; not volunteering anything more than necessary
   同義詞：reticence, taciturnity

動(dòng)詞 reserve:

1. hold back or set aside, especially for future use or contingency
2. give or assign a resource to a particular person or cause
   同義詞：allow, appropriate, earmark, set aside
3. obtain or arrange (for oneself) in advance
4. arrange for and reserve (something for someone else) in advance
   同義詞：hold, book

1. As I require money quickly I must draw on my reserve.
   由于我急于用錢，我必須取出存款。
2. Please reserve a seat for me.
   請(qǐng)為我預(yù)定一個(gè)座位。
3. He still reserved his opinion on some points.
   在一些問題上，他仍然保留自己的意見。

re.serve

v.tr.（及物動(dòng)詞）
re.served,re.serv.ing,re.serves
To keep back, as for future use or for a special purpose.
保留，收藏：保留，如用于將來使用或某一特殊的目的
To set or cause to be set apart for a particular person or use.See Synonyms at book
存下：把或使…分離開來專門留給某人或某用途參見 book
To keep or secure for oneself; retain:
保留，保有：為自己保留；保持：
例句：
I reserve the right to disagree.See Synonyms at keep
我保留持不同意見的權(quán)利參見 keep

n.Abbr. res.（名詞）縮寫 res.
Something kept back or saved for future use or a special purpose.
儲(chǔ)備物，收藏：留存下來供將來使用或用于某一特殊目的的東西
The act of reserving.
保留：保留的行為
The keeping of one`s feelings, thoughts, or affairs to oneself.
自我克制：把感受、想法或事情全留給自己
Self-restraint in expression; reticence:
保守；慎言：在表達(dá)上的自我約束；沉默寡言：
例句：
.One feels it everywhere, a quality of reserve, something held back.(Rollene W. Saal)
.你到處感到一種拘謹(jǐn)感，受到拘束.(羅里尼W.薩爾)

Lack of enthusiasm; skeptical caution.
矜持，拘謹(jǐn)：缺少熱情；帶有懷疑的謹(jǐn)慎
An amount of capital held back from investment in order to meet probable or possible demands.
儲(chǔ)備金；資本準(zhǔn)備金：從投資中留存下來的，為了應(yīng)付可能發(fā)生的需要的一部分資金
A reservation of public land:
保留地：公共土地的保留：
例句：
a forest reserve.
自然森林保護(hù)區(qū)

An amount of a mineral, fossil fuel, or other resource known to exist in a particular location and to be exploitable:
礦藏量；儲(chǔ)量：已知存在于某一地區(qū)并要進(jìn)行開發(fā)利用的某一礦產(chǎn)、礦物燃料或其他資源的數(shù)量：
例句：
the discovery of large oil reserves.
大量石油藏量的發(fā)現(xiàn)

Often reserves
常作 reserves
A fighting force kept uncommitted until strategic need arises.
后備軍人：未投入戰(zhàn)斗而保留下來直至產(chǎn)生戰(zhàn)略性需要的作戰(zhàn)力量
The part of a country`s armed forces not on active duty but subject to call in an emergency.
后備部隊(duì)：一國的不處于積極任務(wù)中但在緊急情況發(fā)生時(shí)隨叫隨到的分武裝力量
adj.（形容詞）
Held in or forming a reserve:
貯存的：保留或形成儲(chǔ)備的：
例句：
a reserve supply of food.
食品供應(yīng)儲(chǔ)備

<習(xí)慣用語>in reserve
Kept back, set aside, or saved.
保留；留出；存留
來源：
Middle English reserven
中古英語 reserven
from Old French reserver
源自 古法語 reserver
from Latin reserv3re [to keep back]
源自 拉丁語 reserv3re [保留]
re- [re-]
re- [加強(qiáng)語義的前綴]
serv3re [to keep] * see ser-
serv3re [保留] *參見 ser-

【引伸】
reserv.able
adj.（形容詞）
reserv.er
n.（名詞）