Xlc
abbr. xenon lamp collimator 氙灯平行光管，氙灯准直仪
🗣️ 情景例句
Yes, I have a terrible cold.
是的，我得了重感冒。
But the market prices are changing frequently.
但是市场价格随时都在变化。
A day may begin well enough, but suddenly everything seems to get out of control.
一天开始时，可能还不错，但突然间似乎一切都失去了控制。