Fluorimeter
n. 荧光计
🗣️ 情景例句
My mother doesn't mind who comes to stay, she's very easy-going.
我母亲不在乎有什么人来往，她十分随和。
She feared the arrival of the bill-collector.
她害怕收帐人来。
Are there any birds in the picture?
画里面有鸟吗？