Stannonium
一烃基锡烷
🗣️ 情景例句
I'm not so young anymore.
我不再那么年轻了。
I invited him to come back, but he wouldn't.
我请他回来，但是他不肯。
When Dickie was given the watch, the presented the assistant with the cloth bag.
店员为迪基拿出了那块手表，迪基把布口袋递给他，口袋里面装着300镑的便士。