Copolymerisation
[建] 共聚多酯
🗣️ 情景例句
Grandpa! Grandpa!
爷爷！ 爷爷！
He has majored in biology.
他专供生物学。
We will take the Endeavour. It is a good, strong ship, though not very fast. There will be a lot of room below for stores.
我们用“奋力号”。它虽然速度不算快，但却是一只完好、结实的船。船体下面有很多地方还可以放储存品。