Distyrene
联苯乙烯
🗣️ 情景例句
Yes, she did.
是的， 她说了。
Me too. I was hoping we could put this bicycle together for Tom's birthday.
我也希望如此，我本来希望买这辆自行车做为送给汤姆的生日礼物。
Thanks very much.
多谢。