Reluctometer
磁阻签质仪(检查钢制品质量)
🗣️ 情景例句
You're a wonderful granddaughter.
真是个好孙女。
How much flour did you want to use?
你要用多少面粉？
as my wife and I discovered during a tour through the Balkans.
我与妻子在一次周游巴尔干半岛时对此深有体会。