Polytetramethylene sebacamide
[化] 聚亚丁基癸二酰胺; 聚癸二酰丁二胺
🗣️ 情景例句
I'm sure there's one for you.
我相信会有你喜欢的。
I'd like to speak to Mr. Jack.
我要和杰克先生讲话。
How long have you been learning English?
你学英语有多久了？