Poly(hexamethylene sebacamide)
[化] 聚癸二酰己二胺; 尼龙-610
🗣️ 情景例句
I estimate his age to be about 30.
我估计他的年龄大约30岁。
None are so deaf as those who will not hear.
不愿倾听意见者最聋。
Members of the press weren't allowed into the meeting.
新闻记者不得进入会场。