Polytyrosine
[化] 聚酪氨酸
🗣️ 情景例句
how could a guy not be hungry with all this talk about eating?
当大家都在谈吃的， 谁能不饿呢？
Remember me to your grandfather please.
请替我问候你的祖父。
He started to complain about this wicked world but was interrupted by a knock at the door.
他开始抱怨起这个邪恶的世道来，却被一阵敲门声打断了。