Dynactinometer
[医] 光力计, 光度计
🗣️ 情景例句
My name is Lu Wei. I am beside Beijing Hotel on Changan Street.
我叫陆伟，在长安街北京饭店旁边。
To be virtuous is to do good.
行善是美德。
I'm afraid I have bad news for you.
恐怕我有坏消息要告诉您。