Undercoverage
总量差额
🗣️ 情景例句
Thank you for your reassurance, Dr. Stewart.
谢谢你消除了我疑虑，Stewart大夫。
You may go farther and fare worse.
一动不如一静。
To such motives, yet another must be added.
除了以上动机外，还应再加上一个。