Polyamides
[化] 聚酰胺; 尼龙
🗣️ 情景例句
Where can I find the stick deodorant?
我在哪能买到棒状除臭剂？
May I try it on?
我能试穿吗？
(A light year is the distance which light travels at 186,000 miles per second in one year,
一光年是光以每秒186，000英里的速度在一年内走的距离，