High-density polyethylene(hdpe)
[化] 高密度聚乙烯(分为低压聚乙烯和中压聚乙烯两种)
🧩 词语组成解析
high
[haɪ]
adj. 高的;高尚的，崇高的;高音调的;高级的，高等的;
adv. （程度等）高地;高价地;奢侈地;
n. 高处，高位;[气象学]高气压;高压地带;高水平;
🗣️ 情景例句
But we found nearly half on them were mouldy. We can't accept them anyway.
但是我们发现差不多一半发了霉。无论如何我们不能接受。
It's up to us to help those in need.
我们有责任帮助那些有困难的人。
In the back row.
教室后排。