Fluorophenylalanine
氟苯丙氨酸
🗣️ 情景例句
And tell them you want to go on the tour that goes down into the canyon.
跟他们说你要参加到峡谷里去的旅游团。
Many great men have arisen from humble beginnings.
有许多伟人出身卑微。
What's this?
这是什么？