Cyanetholin
[化] 氰酸乙酯
🗣️ 情景例句
He was left in charge of the shop while the manager was away.
经理不在时他负责这个商店。
Remember me to your grandfather please.
请替我问候你的祖父。
I've never been there.Have you ever been there, Ken?
我从未去过。肯，你去过吗？