Gadiometer
磁强梯度计
🗣️ 情景例句
It's true. You are in great shape.
这是真的。你的身体很好。
You have no goats, and yet you sell kids.
你虽无老山羊，却出卖小山羊。
and mechanical systems like a wound watch, or the sun,
像上紧发条的手表那样的机械装置，或太阳，