Polyoxytrimethylene
[化] 聚氧化丙烯
🗣️ 情景例句
I cannot forgive myself for not seeing my mother when she was sick in bed.
母亲病的时候我没能去看她，为这件事我永远不能原谅我自己。
The hardest thing to learn is to be a good loser.
最难学的一点是做一个输的起的人。
It has yet to reach its full size and strength,
虽然在这个时期人的身材、体力