Nitropolyurethane
硝基聚氨酯
🗣️ 情景例句
we don't have to.
我们不必勉强。
Patience and application will carry us through.
忍耐和努力会使我们度过难关。
The most unusual car was a Benz which had only three wheels.
而最不寻常的一辆则要属只有3只轮子的奔驰牌汽车了。