Biopalina
核糖霉素
🗣️ 情景例句
I don't know what you are driving at.
我不知道你到底想说什么。
He is now out of touch with his old friends.
他现在已经没有和他过去的朋友联系了。
A little. He fell and hit his leg on a table.But he's OK now.
伤了点儿。他跌倒了，腿撞在桌子上。但是现在已经好了。