Reluctometer
磁阻签质仪(检查钢制品质量)
🗣️ 情景例句
I was in the neighborhood, so I thought I'd stop by.
我就住在附近，所以我想拜访一下。
No joy without annoy.
喜中有忧。
He knew it would not prove difficult in such a small village.
他知道在这样一个小村庄里抓住小偷并不困难。