Pharosage
光通量密度, 照度
🗣️ 情景例句
And we're bringing the ketchup, mustard, relish--all that stuff.
我们还要带蕃茄酱， 芥末， 调味酱 ，诸如此类的东西。
He is in conference.
他正在开会。
What are you doing tomorrow?
明天你干什么？