Hypochromemia
[医] 血色指数过低
🗣️ 情景例句
Don't worry, Richard.
别担心， Richard。
Help yourself, please.
请自己用。
(A light year is the distance which light travels at 186,000 miles per second in one year,
一光年是光以每秒186，000英里的速度在一年内走的距离，