Oleanane
[化] 齐墩果烷
🗣️ 情景例句
I'm glad you like it.
我很高兴你们喜欢。
Don't you have a heart?
你有没有良心啊？
While two detectives were keeping guard at the door, two others opened the parcel.
这时两个侦探把住门口，另外两个侦探打开了包裹。