Xanthin
n. 叶黄素\\n[医] 植物黄质
🗣️ 情景例句
The train is just up the street.
地铁车就在街的那一头。
A bird is known by its note,and a man by his talk.
鸟以声闻，人以言知。
As it is, they have been drilling for sixteen hours and they still have a long way to go.
实际情况是，他们已连续钻了16个小时了，但离钻透还早着呢。