生产队的鸭子已养肥到可以上市了.The ducks of the production team have been fed out.我们确实把这些鸡养肥了.We have really plumped up these chickens.红麋鹿在沼泽地里养肥上市.The red deer was fed out on the marsh....

“养肥”的英语可以翻译为：fat up，fatten，fat ...