Undercharging
v. 少收钱( undercharge的现在分词 ); 未给（枪等）装足火药; 对…充电不足
🗣️ 情景例句
Then you retired.
然后你退休了。
Do you think you could keep the noise down?
你看能不能小声一些？
Did you give our English teacher a card for Teachers' Day?
你给了我们的英语老师教师节贺卡了吗？