Poly(tetramethylene adipamide)
[化] 聚己二酰丁二胺; 尼龙-46
🗣️ 情景例句
By this time next week we shall be in London.
下星期的这个时间我们将在伦敦。
How many workshops are there in your factory?
你们厂有多少车间？
She runs everyday in order to lose weight.
她每天都跑步是为了减肥。