Polychromator
多色仪
🗣️ 情景例句
My suggestion would be...
我的建议是……
You really don't have anything to apologize for.
你真的没什么可道歉的。
Glancing at it briefly, the dealer told him that it was worth $50.
古董商漫不经心看了一眼那幅画，告诉弗兰克那画值50英镑。