Monochromators
(monochromator 的复数) n.[物]单色器, 单色仪, 单色光镜
🗣️ 情景例句
Don't waste your breath trying to persuade them, they'll never listen.
别白费口舌规劝他们，他们不会听你的话。
You can take a horse to the water,but you cannot make him drink.
牵马河边易，逼马饮水难；不要逼人做他不愿做的事。
Then, squinting his eyes, he said:
接着，他斜着眼，说：