Hetron
防火聚酯树脂
🗣️ 情景例句
Let's go to the movies.
我们去看电影吧。
Three removes are as bad as a fire.
三次搬家犹如一次失火。
Many strange new means of transport have been developed in our century,
本世纪已研制出许多新奇的交通工具，