Sideropenic
[医] 铁缺乏的
🗣️ 情景例句
There aren't window seats left, but a few enter seats are open.
那些靠窗的位子已没有了，但里面的位子还有。
I couldn't help it.
我没办法。
The letter x stands for an unknown number.
字母x代表未知数。