Photelometer
[医] 光电比色计
🗣️ 情景例句
Well, we have an office in Mount Kisco.
好， 我们在Mount Kisco有个办事处。
A man has his hour, and a dog has his day.
人有称心时，狗有得意日。
I used to travel by air a great deal when I was a boy.
我在幼年的时候，曾多次乘飞机旅行。