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
and becoming part of the Stewart family, too.
而且成为Stewart家庭的一份子。
I usually wake up early.
我通常早醒。
Mmm,it must be more delicious!
嗯，那一定更美味可口！