Tizit
高速切削工具合金
🗣️ 情景例句
And your friends are planning to go to Columbia?
而且你的朋友们也准备上Columbia大学 ，对吗？
In college I majored in philosophy, What was your major?
大学时我主修哲学，你主修什么呢？
This is No. 1 Machine Shop. Keep together, please! said Uncle Wang.
“这就是第一机械车间。 请大家靠拢点！”王大叔说。