Electrotest
电子(手)表测试仪
🗣️ 情景例句
What business are you in?
你从事哪一行？
You have to study English, don't you?
你必须学英语，不是吗？
'At the time the murder was committed, I was travelling on the 8 o'clock train to London,' said the man.
“在凶杀发生的时候，我正坐在8点钟开往伦敦的火车上。”那人说。