Seleroscope
反跳硬度计
🗣️ 情景例句
Don't let us keep you from your math tutoring, Robbie.
别让我们妨碍你的数学家教， Robbie。
Do not to others what you do not wish them to do to you.
己所不欲，勿施于人。
It's often cold in November and it rains sometimes.
11月常常就冷了，而且有时下雨。