Xanthophane
视网膜黄素
🗣️ 情景例句
He's just fooling around.
他用情不专。
We never know the worth (or value) of water till the well is dry.
井枯方知水可贵。
I argued that if I spent less time exhausting myself at exercises in the morning,
我辩解说，早晨少耗费精力锻炼，