Csf
[化] 集落刺激因子
🗣️ 情景例句
Wouldn't it be a good idea to pick up your room?
你是不是考虑把自己的屋字收拾一下。
He had visions of success and fame.
他梦想功成名就。
He can't write very much on a card, Mum.
在明信片上他写不了很多，妈妈。