Csf
[化] 集落刺激因子
🗣️ 情景例句
Where do you go to school?
你去哪里上学？
My brother got up earlier than I did.
与我做了比，我的兄弟早起床了。
Look at Mr Fat. He was very rich. He had lots of money.
瞧胖先生。他很富。他有很多钱。