Laboratory(coordinate)system
[化] 实验室系; 实验室坐标系
🗣️ 情景例句
Hello, ... speaking. Who do you wish to speak to?
喂， 我是……你想找谁？
All right. Should I take a look at your battery?
好的。要不要检查一下蓄电池？
A lot of cars entered for this race last year and there was a great deal of excitement just before it began.
去年有很多汽车参加了这项比赛。比赛开始之前，人们异常激动。