Boroscope
内孔径表面检查仪, 光学孔径检查仪, 内孔窥视仪, 检孔仪
🗣️ 情景例句
It's almost lunchtime, and no fish yet.
差不多到午餐时间了， 还没钓到鱼。
Do not to others what you do not wish them to do to you.
己所不欲，勿施于人。
What are your discount terms?
折扣的条件是什么？