The mean weight of fish caught is also dropping, which worries the research institute greatly, though the biomass of spawning stock has increased slightly since 1985.

被捕获的鱼的平均重量也在减小，这正是研究机构大为担忧的，尽管产卵鱼的总存量从1985年以来已略微增加。

youdao

By that I mean weight loss and exercise.

关于这一点，我是指减轻体重和体育锻炼。

youdao

The other half was thinner than 90% of the population, with a mean weight of 57 kilograms.

而另外一半瘦于90%的一般人群，他们的平均体重是57公斤。

youdao

Nor would extreme weight loss necessarily mean a bad prognosis if Jobs is being treated, Brawley says.

FORBES: Connect

Their ability to throw weight around can mean higher, return-eating fees that can push up costs for investors, even those who never go near a supermarket.

FORBES: Supermarket Sweepstakes

In addition to the growth in light trucks and cars, sales for heavy trucks and truck trailers have risen, and there, too, fuel standards will mean more aluminum will be used to lessen the weight of the vehicles.

FORBES: Aluminum Usage In Cars To Grow -- Davenport & Co