Osy
abbr. optimum sustainable yield 最适宜可持续产量
🗣️ 情景例句
Let's get her to the animal shelter,
我们把她送到动物收容所。
That's another story.
那是另一回事。
He can't write very much on a card, Mum.
在明信片上他写不了很多，妈妈。