Idioisolysin
自发同种溶素
🗣️ 情景例句
There has been very little progress this term.
这学期没有什么进步。
I'll probably stay home and watch TV.
我可能会呆在家看电视。
Great! Shall I bring food for a picnic?
好极了！我要带些野餐食品来吗？