Polyalkenamer
[化] 开环聚环烯烃
🗣️ 情景例句
I remember exactly.
我记得很清楚。
A man may dig his grave with his teeth.
祸从口出。
Only in a sparsely-populated rural community is it possible to disregard it.
只有在人口稀少的农村，才可以忽视准时的习惯。