Imidoxanthin
[医] 鸟嘌呤
🗣️ 情景例句
How wonderful to meet you again!
又一次见到您真是太高兴了！
In secondary school, children get more advanced knowledge.
中学的小孩会得到进一步的知识。
It cuts a clean cylinder of rock,
这种钻头能切割一段光滑的圆柱形岩石，