Poly(vinyl chloride)
[化] 聚氯乙烯
🗣️ 情景例句
Jnice to have you with us.
很高兴你能跟我们在一起。
Math is beyond me.
我对数学无能为力。
Now, smoke still rose up from the warm ground over the desolate hills.
而现在，发热的地面上仍然升腾着烟雾，弥漫在荒凉的山丘上。