Premonochromator
前单色仪; 前置单色器
🗣️ 情景例句
or a taxi.
或者坐计程车。
They don't like to work for that man.
他们不想为那个男人工作。
The first settlers on the plains of America were Native Americans.
美洲平原上的首批定居者是美洲土著人。