Stannonium
一烃基锡烷
🗣️ 情景例句
I'm glad I got to know you--and your family.
我也很高兴能够认识你和你的一家人。
Don't be afraid.
不用担心！
The deepest holes of all are made for oil, and they go down to as much as 25,000 feet.
在所有洞穴中，为寻找石油所钻的洞是最深的，这些洞可深达25，000英尺。