Gadiometer
磁强梯度计
🗣️ 情景例句
The whole house needs re-painting.
整个房间需要重新粉刷。
Banking is such a boring business; I believe I'll take a short snooze.
警卫银行是桩枯燥的差事，且打个盹吧。
No, not exactly. But later, peole developed a way of printing, using rocks.
不完全是这样。但后来，人们利用石头，研制了一种印刷方法。