Derivometer
测偏仪
🗣️ 情景例句
Take your medicine like a man.
做一个男人，去接受磨练吧！
We must have your LC at least one month before the time of shipment.
我们必须在船运前一个月收到你们的信用证。
She had lived in the flat for thirty years and was a veritable magpie at hoarding;
老妇人在这套公寓里住了30年，她又是个名副其实的收藏家。