Polylaurylamide
[化] 聚十二内酰胺; 尼龙-12
🗣️ 情景例句
The robber struck him on the head.
强盗打他的头。
I'm tired of going to school day after day.
我厌倦每天上学。
Meimei, who's that boy?
美美，那个男孩是谁？