Probolog
电感式探伤仪, 涡流式探伤仪, (检验热交换器管路缺陷的)电测定器
🗣️ 情景例句
This is he.
我就是。
How long will it take for a letter to get to California?
你把信寄到加州要多长时间？
Why can't you do something about it? Can you change it?
干吗你不想点办法呢？你能换掉它吗？