Hexin
己菌素
🗣️ 情景例句
I don't see what you are getting at.
我不明白你究竟是什么意思。
He's on the phone.
他在打电话。
Arthur C.Clark once suggested a revolutionary idea passes through three phases:
Arthur C.Clark曾经提出，一个革命性的想法经过三个阶段：