Dihydrazone
[机] 二腓
🗣️ 情景例句
You're a real friend!
你是个真正的朋友！
When I saw Mr. Jones,he was talking with John Smith.
当我看见琼斯先生时，他与约翰·史密斯正在谈话。
Sure. go right ahead.
好啊，请便。