Phosphorometer
磷光计
🗣️ 情景例句
It's my pleasure.
我很愿意效劳。
In Britain, there are open universities.
在英国，有成人大学。
If you are lucky enough to get a sleeper, you spend half the night staring at the small blue light in the ceiling, or fumbling to find you ticket for inspection.
即使你走运弄到一个卧铺，夜间有一半时间你会盯着车顶那盏小蓝灯而睡不着觉；要不然就为查票摸索你的车票。