Defectoscope
探伤仪[器]
🗣️ 情景例句
Are you all right?
你怎么了？
Newspapers keep us in contact with the events of the world.
报纸是巨大的信息来源，互联网也不能取代它的地位。
Farm labourers said that they always woke up to find that work had been done overnight.
雇工们说，常常一早起来发现有人在夜里把活干了，