Ept
[化] 三元乙丙橡胶; 乙丙三元橡胶
🗣️ 情景例句
Really? What part?
真的？ 什么地方？
Which would you prefer, a smoking seat or a non-smoking seat?
你喜欢哪种，吸烟座还是禁烟座呢？
He spent most of his life gathering money.
他一生大部分时间用来积聚钱财。