Eccc
[医][=element concentration calibration curve]元素浓度校正曲线
🗣️ 情景例句
What are your greatest achievement?
你最大的成就是什么？
From short pleasure long repentance.
痛快一时，悔恨终身。
Mum, I don't feel very well.
妈，我感觉不舒服。