acquire, obtain, gain, get, win, earn, secure

advantage, benefit, interest, favour, profit, gain

名詞 gain:

1. a quantity that is added
   同義詞：addition, increase
2. the advantageous quality of being beneficial
   同義詞：profit
3. the amount of increase in signal power or voltage or current expressed as the ratio of output to input
   同義詞：amplification
4. the amount by which the revenue of a business exceeds its cost of operating

動詞 gain:

1. obtain
   同義詞：derive
2. win something through one's efforts
   同義詞：acquire, win
3. derive a benefit from
   同義詞：profit, benefit
4. reach a destination, either real or abstract
   同義詞：reach, make, attain, hit, arrive at
5. obtain advantages, such as points, etc.
   同義詞：advance, win, pull ahead, make headway, get ahead, gain ground
6. rise in rate or price
   同義詞：advance
7. increase in
8. earn on some commercial or business transaction; earn as salary or wages
   同義詞：take in, clear, make, earn, realize, realise, pull in, bring in
9. increase (one's body weight)
   同義詞：put on

1. After swimming for an hour, he finally gained the shore.
   他游了一小時以後，終於到達岸邊。
2. He has gained rich experience in these years.
   這些年來，他取得了豐富的經驗。
3. No pain, no gain.
   不勞則無獲。

gain

v.（動詞）
gained,gain.ing,gains
v.tr.（及物動詞）
To come into possession or use of; acquire:
獲得，賺得：獲得所有權或使用權；得到：
例句：
gained a small fortune in real estate; gained important information about the enemy`s plans.
在房地產上發(fā)了一筆小財；得到有關敵人的重要情報

To attain in competition or struggle; win:
贏得，得勝：通過競爭或努力獲得；贏得：
例句：
gained a decisive victory; gained control of the company.
羸得決定性的勝利；羸得公司的控制權

To obtain through effort or merit; achieve:
取得，獲得：通過努力或功績獲得；得到：
例句：
gain recognition; gain a hearing for the proposal.
得到賞識；這個建議羸得了普遍的贊賞

To secure as profit or reward; earn:
謀得，謀生：獲得利益或獎勵；掙得：
例句：
gain a living; gain extra credits in school.
維持生計；在學校里修得額外的學分

To manage to achieve an increase of:
增加：努力得到增加：
例句：
a movement that gained strength; gained wisdom with age.
增加力量的活動；隨著年齡增長而增加智慧

To increase by (a specific amount):
增長：增加到（一特定的量）：
例句：
gained 5 pounds; the market gained 30 points.
增加了5鎊；股市增長了30個點

To come to; reach:
到達；抵達：
例句：
gained the top of the mountain.See Synonyms at reach
到達山頂參見 reach

To become fast by (a specified amount of time). Used of a timepiece:
走快，變快：比（特定）的時間快。用于表：
例句：
My watch gains four minutes a day.
我的表一天快四分鐘

v.intr.（不及物動詞）
To increase; grow:
增加；增長：
例句：
gained in experience and maturity; a painting that gained in value.
經驗和成熟程度方面得到增長；升值的繪畫作品

To become better; improve:
變好；增進：
例句：
gaining in health.
健康情況好轉

To obtain a profit or advantage; benefit:
獲得利益或好處；獲益：
例句：
stood to gain politically by his opponent`s blunder.
因其對手的不智之舉，而輕而易舉地獲得政治上的成功

To close a gap; get closer:
減少差距；接近：
例句：
The runners in the back were steadily gaining on the leader.
落后的運動員正逐步縮小與領先者的差距

To increase a lead.
擴大差距
To put on weight:
增加體重：
例句：
I began to gain when I went off my diet.
我停止節(jié)食后就開始發(fā)胖了

To operate or run fast. Used of a timepiece.
走得快，跑得快：走得快，跑得快。指鐘表
n.（名詞）

Something gained or acquired:
獲得物：羸得或獲得的事物：
例句：
territorial gains.
領土的增加

Progress; advancement:
進步；增進：
例句：
The country made social and political gains under the new government.
在新一屆政府任職期間，這個國家在社會和政治方面都取得了進步

The act of acquiring; attainment.
獲得：獲得某物的行為；得到
An increase in amount or degree:
增加：總額或程度的增加：
例句：
a gain in operating income.
營業(yè)收入增加

Electronics An increase in signal power, voltage, or current by an amplifier, expressed as the ratio of output to input.Also called amplification
【電子學】 擴大率，倍率：擴大器中功率、電壓、電流輸出量的增加值與輸入量之比也作 amplification

<習慣用語>gain time
To run too fast. Used of a timepiece.
跑得太快。用于時鐘
To delay or prolong something until a desired event occurs.
羸得時間：延遲或拖延直到希望的事件發(fā)生
來源：
From Middle English gayne [booty] from Old French gaigne, gain [gain] from gaaignier [to gain] [of Germanic origin]
源自 中古英語 gayne [戰(zhàn)利品] 源自 古法語 gaigne, gain [收獲] 源自 gaaignier [獲得] [源于日耳曼語的]
Middle English gein [advantage] from Old Norse gegn [ready,] and from Old French gain [gain]
中古英語 gein [優(yōu)點] 源自 古斯堪的納維亞語 gegn [準備好的] 并源自 古法語 gain [贏得]

gain
gain 2

n.（名詞）
A notch or mortise cut into a board to receive another part.
腰槽：為連接另一部分而在木料上切入的切口或榫眼
v.tr.（及物動詞）
gained,gain.ing,gains
To cut out a gain in.
切成腰槽
To join by or fit into a gain.
在腰槽內連接或配合

來源：
[Origin unknown]
[詞源不詳]