Diffractometers
(diffractometer 的复数) n. [光] 衍射计
🗣️ 情景例句
Oh, poor baby.
噢， 可怜的小宝贝。
Empty vessels make the greatest sound.
空桶响声大。
This year we are going to help them with the rice harvest.
今年我们准备去帮他们收水稻。