Electrophotometry
光电测光; 光电光度学
🗣️ 情景例句
Oh, here are my certificate of merit.
哦，这里是我的获奖证书。
What does the test marketing show?
试销说明了什么？
Thank you, doctor, said Mrs. Brown.
“谢谢你，医生，”布朗夫人说。