Integrometer
惯性矩面积仪
🗣️ 情景例句
I need some good photos for my advertising, Mr. Stewart.
我做广告需要一些好照片， Stewart先生。
My father used to smoke, but now he doesn't.
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of the nature of the illness from which his friend was suffering,
不知道他的朋友得的是什么病，