Retinene
n. 视网醛, 维生素A醛
🗣️ 情景例句
Where are your manners?
你的规矩哪里去了？
May I ask you to wait here for ten minutes?
请在这里稍等片刻，可以吗？
I usually come by bus. What about you?
我平常乘公共汽车。你呢？