Diffractometers
(diffractometer 的复数) n. [光] 衍射计
🗣️ 情景例句
The roads are packed with holiday makers.
路上挤满了度假的人。
I was just about to call you.
我正准备打电话给你。
You must cut off one pound of flesh, no more, no less. And not one drop of blood must fall.
你必须割下整一磅肉，不准多也不准少。而且不准流一滴血。