Triphenyltin
三苯基钖
🗣️ 情景例句
Aren't you going to the aerobics class this morning?
今天上午你不是去上有氧运动课吗？
This is my first year of college, I'm a freshman.
这是我上大学的第一年，我是一年级学生。
Here you are. Put them on, please. You must look after your clothes.
给你们，穿上吧！你们要好好保管你们的衣服。