Eccc
[医][=element concentration calibration curve]元素浓度校正曲线
🗣️ 情景例句
The belief crisis occurring in the younger generation may turn out to be a big problem.
年轻一代的信仰危机很可能演化成为一个大问题。
It's about time.
时间差不多了。
That's my mother's brother.
是我妈妈的哥哥。