Paac
[医][=polyallyl acetate]聚醋酸烯丙酯
🗣️ 情景例句
I feel run down.
我觉得我的身体很差。
The catin glores catch no mice.
戴手套的猫捉不到老鼠。
That's the trouble, vicar,' answered Bill.
“问题就在这里，牧师，”比尔回答说。