Styrol
n. [化]苯乙烯
🗣️ 情景例句
Radio says sunny and mild.
广播说是晴天 温暖适中。
Please open your baggage.
请把你的行李打开。
The study of custom can be profitable only after certain preliminary propositions have been accepted,
只有在某些基本的主张被接受下来、同时有些主张被激烈反对时，