Laboratory(coordinate)system
[化] 实验室系; 实验室坐标系
🗣️ 情景例句
But he wants to cut the school budget!
但他想削减学校的预算！
Where are the stairs?
楼梯在哪里呢？
I'm sorry, but I have to cancel out luncheon appointment.
真抱歉，不过我不得不取消我们午餐的约会。