Preoptic
[医] 视叶前的
🗣️ 情景例句
Jazz music is performed at many dinner parties.
在很多宴会派对里都有爵士乐的演奏。
As the touchstone tries gold,so gold tries man.
试金之石可试金，正如黄金能试人。
Don't let this get you down.
不要为此灰心丧气。