Fluorometer
n. 荧光计\\n[化] 荧光计
🗣️ 情景例句
That's five points.
五分。
Nothing is given so freely as advice.
劝人最容易。
Sometimes it snows, and the land is all white. Then we go skating.
有时会下雪，地面白茫茫一片。那时我们就去滑冰。