Spirocyclane
螺环烷(专指：螺戊烷)
🗣️ 情景例句
You're welcome to come over any time, you'll always have a place to stay.
我们欢迎你任何时候过来，这里是你永远的家。
Please give my best regards to your parents.
请代我致最高的敬意，向你的父母问好。
So she's been at this school since September?
这么说来，她自9月份才在这所学校学习？