Monochromators
(monochromator 的复数) n.[物]单色器, 单色仪, 单色光镜
🗣️ 情景例句
My mother is a housewife and my father is retired.
我妈妈是家庭妇女，我爸爸退休了。
Please don't forget.
请不要忘记。
Sure.no problem at all.
当然，没问题。