Actinometry
n. 辐射测量学\\n[化] 曝光测定; 光能测定学; 光化线强度测定
🗣️ 情景例句
It is. Come on out to the patio.
的确如此。请到院子里来吧。
I did lesson yesterday.
我昨天做功课。
Would you like me to demonstrate it for you?
要不要我来为你示范一下？