Gadinometer
磁强梯度计
🗣️ 情景例句
This has been a hard course for me.
这门课对于我来说很难。
He cut his finger because he was careless.
他不小心割破了手指头。
Neither was I surprise when the train stopped at Widley, a tiny station a few miles along the line.Even a mighty express train can be held up by signals.
火车开出几英里即在一个小站威德里停了下来。对此，我不觉得奇怪，因为即便是特别快车也可能被信号拦住。