Cokernel
上核, 余核
🗣️ 情景例句
This afternoon we're going to visit a friend in the hospital.
今天下午我们将去探望一位住院的朋友。
He doesn't like to talk about political matters.
他不喜欢谈政治的事情。
Excuse me, please! Which is the way to the North Street Hospital?
请问，去北街医院怎么走？