a gain in sth
表示在某方面取得增长或改善，常用于效率、经济、体重等可以量化的方面。
There has been a steady gain in productivity since the new system was introduced.
自新系统启用以来，生产率一直在稳步提高。
收益；好处；收获
gains — plural of gain
增加；增量；获得；取得；增益；放大系数；凹槽；榫槽；切口；获得的行为；获取。
A benefit, profit, or thing that is gained.
获得的行为；获取。
The act of gaining; acquisition.
梁或托梁上的方形或斜角槽口,以容纳楼板梁的端部。
A square or bevelled notch cut out of a girder, binding joist, or other timber which supports a floor beam, so as to receive the end of the floor beam.
增加的量
a quantity that is added
获得的事物。
The thing or things gained.
有益的特性
the advantageous quality of being beneficial
信号放大的倍数。
The factor by which a signal is multiplied.
输出与输入之比表示的信号功率、电压或电流的增加量
the amount of increase in signal power or voltage or current expressed as the ratio of output to input
The company reported a significant gain in profits this quarter.
该公司本季度报告了利润的显著增长。
用法提示：此处gain作名词，表示利润的增加量。
AI contextual example
After months of training, she noticed a visible gain in muscle mass.
经过几个月的训练，她注意到肌肉量的明显增加。
用法提示：此处gain作名词，指肌肉质量的增加。
AI contextual example
The amplifier provides a gain of 20 decibels, boosting the signal strength.
该放大器提供20分贝的增益，增强了信号强度。
用法提示：此处gain作名词，表示信号功率的增加量。
AI contextual example
表示在某方面取得增长或改善，常用于效率、经济、体重等可以量化的方面。
There has been a steady gain in productivity since the new system was introduced.
自新系统启用以来，生产率一直在稳步提高。
用复数 gains 表示从某事物中获得的收益或好处，from 引出收益的来源。
The fund reported strong gains from its overseas investments.
该基金报告称，其海外投资带来了可观的收益。
of 后接具体的增加量，常与百分比、金额或重量等连用。
The stock closed with a gain of three percent.
该股收盘时上涨了百分之三。
make gains 表示取得进展或进步，in 后接取得进展的领域。
The team made steady gains in the second half of the season.
球队在赛季下半程稳步取得进步。
常用于商业财务语境，强调收益与成本之差。
指数量、程度等增加，适用范围广，不限于财务。
强调有益的结果或利益，不一定是财务上的。
侧重相对优势或有利条件，常用于竞争或比较。
常指通过努力获得的具体物品、知识或公司。
grammar · medium
易错句子There was significant gain in sales last quarter.
正确表达There was a significant gain in sales last quarter.
gain 表示“增加量、收益”时是可数名词，单数形式前必须加冠词 a/an 或其他限定词。这里泛指一次增长，要用 a significant gain。
grammar · medium
易错句子The company reported big gains of productivity after the reform.
正确表达The company reported big gains in productivity after the reform.
gain 表示“在某方面的增长、收益”时，用介词 in 引出增长的领域；of 只用于引出具体的增长量（如 a gain of 10%）。此处 productivity 是增长的方面，所以用 gains in productivity。
与名词‘gain’（收益、增加）相对，指失去或减少
体重增加
The doctor warned about the health risks of rapid weight gain.
医生警告快速体重增加的健康风险。
资本收益
He made a large capital gain by selling his shares.
他通过出售股票获得了巨额资本收益。
净收益
After expenses, the net gain was only $1,000.
扣除费用后，净收益只有1000美元。
生产力提高
The new software led to a significant gain in productivity.
新软件带来了生产力的显著提高。
不正当收益
The company was accused of seeking unfair gain through illegal practices.
该公司被指控通过非法手段寻求不正当利益。
个人利益
He used his position for personal gain.
他利用职位谋取私利。
与gain都表示收益或增加，但profit特指财务上的盈余。
投资常带来gain，二者在金融语境中紧密相关。
投资或努力的return通常以gain的形式体现。
yield强调生产或产生的量，与gain的增量含义相通。
growth是gain的常见来源或结果，如经济增长带来收益。
没有付出就没有收获
This workout is tough, but no pain, no gain.
这个锻炼很辛苦，但一分耕耘一分收获。
不义之财
He was forced to return all his ill-gotten gains.
他被迫归还所有的不义之财。
为了个人利益
She was accused of manipulating the system for personal gain.
她被指控为了个人利益操纵系统。
没有付出就没有收获。
The athlete believed in the principle of no pain, no gain, so he trained hard every day.
这位运动员信奉没有付出就没有收获的原则，因此每天都刻苦训练。
不入虎穴，焉得虎子。
He decided to invest in the startup because he knew that nothing ventured, nothing gained.
他决定投资这家初创公司，因为他知道不入虎穴，焉得虎子。
发长 /eɪ/ 音 (如 rain, wait)
Choose the next layer that will help you use gains with more confidence.
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Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.