Polyoctamethylene sebacamide
[化] 聚亞辛基癸二酰胺
??? 情景例句
We have around 3,000 workers.
大約有3000名職工。
Why don't you change your route?
你們為什么不變更路線呢？
It is one of the most unpleasant discoveries which we all make that we must decline in this way,
人人必然會衰老。