Diffractometers
(diffractometer 的复数) n. [光] 衍射计
🗣️ 情景例句
She is dying to know where you've been.
她极想知道你到哪去了。
I was listening to the radio.
我正在听收音机。
Among tribal people all knowledge inherited by tradition is shared by all;
在部落中，通过传统继承的知识为所有人共享，