Ept
[化] 三元乙丙橡胶; 乙丙三元橡胶
🗣️ 情景例句
Eight straight-back chairs. Thirty folding chairs.
八张直背椅。三十张折摺椅。
When it started raining, I was playing outside.
当雨开始下的时候，我在外面玩。
I do not want to make it a school for rich children only.
我不想把它办成专供有钱人家的儿童来上学的学校。