Extracurrent
额外电流, 暂时电流
🗣️ 情景例句
Why are you in such a good mood?
为什么你的心情那么好？
He succeeded in passing the examination.
他成功地通过了考试。
The children were leaving school on Tuesday when they saw a truck.
星期二，孩子们正放学回家，这时，他们看见一辆卡车。