Polycaprolactam
聚已内酰胺, 尼龙-6
🗣️ 情景例句
I know a place that serves great fish 'n chips.
我知道有一个餐馆能吃到很好的鱼和薯条。
The greatest fool is he who worries about what he cannot help.
操心无法可想的事是最大的傻瓜。
This race, which went on for exactly four exactly four months, was the last of its kind.
这场比赛持续了整整4个月，是这类比赛中的最后一次，