Pharosage
光通量密度, 照度
🗣️ 情景例句
What time is my lunch date with Bill Levine?
我与Bill Levine 约好的中饭时间是几点？
Hunger is the best sauce.
饥者口中尽佳肴。
Yes. Did you listen to the weather report on the radio?
是的。你收听了电台的天气预报吗？