Polyesterification
n. 聚酯
🗣️ 情景例句
It's no secret my wife is expecting a baby.
我老婆快生孩子了，这又不是什么秘密。
By writing you learn to write.
从写作中学写作。
I got a bad headache, and my nose is running.
我头痛得厉害，还流鼻涕。