Electrophotometry
光电测光; 光电光度学
🗣️ 情景例句
How much are the dues?
会费多少？
I'm sorry, but I didn't catch what you said.
对不起，我没有听明白你的话。
I play the guitar, piano and jazz violin.
我弹吉他、钢琴以及拉爵士小提琴。