Poly(tetramethylene adipamide)
[化] 聚己二酰丁二胺; 尼龙-46
🗣️ 情景例句
you used to be in the construction business.
你过去在建筑界工作。
Don't be offended by his haste, he is a very busy man.
别为他的轻率介意，他是个大忙人。
The salve will heal slight burns.
这种药膏能治疗轻微烧伤。