gain in weight

基本解释

The gain in weight of the cattle over a period of weeks was recorded.
牛在几周的时间内所增加的重量都做了记录。
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The researchers found that periods where infants slept more overall corresponded with growth spurts and also a gain in weight and body fat.
科研人员发现，宝宝睡得时间越长，就越会发生快速生长，体重和脂肪都会增加。
The researchers found that periods where infants slept more overall corresponded with growth spurts and also a gain in weight and body fat.
研究人员发现宝宝睡觉睡得多的时候往往是在生长突进期以及增加重量和脂肪的时候。

A new study says the weight they gain may increase their diabetes risk in the short term.
Now in this particular case, these animals will not overeat on the healthy balanced food and won't gain excess weight, they'll maintain a normal weight.
在这种情况下,它们并不会吃过量的健康食品,因此不会变胖,所以一直保持着标准的体重
耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选
Each of you probably know, some of you may be in this category yourself, people who can eat like crazy and still not gain weight.
你们每个人可能都知道,你们中有些人是那种,怎么吃都不会发胖的人
耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

That might not seem like much, but considering most rigid robot arms can only lift a fraction of their own weight, it represents a sizable gain in strength-to-weight ratio.
ENGADGET: iRobot's AIRarm prototype bot has an inflatable arm for manipulating objects, was built at DARPA's behest