详细解释
盏
1、(形声。从皿,戔(jiān)声。从皿,表示与器皿有关。本义:浅而小的杯子) 同本义。
横飞玉盏家山晓,远蹀金珂塞草春。---唐·韩愈《酬振武胡十二丈》诗
把盏：端着酒杯敬客
盏斝：泛指酒杯。
2、酒、茶或灯的计量单位。
那妇人拿起一盏茶来,把帕子去茶盅口边一抹,双手递与和尚。---《水浒传》
红灯一盏
例句
屋里点着一盏灯，光线很柔和。
The room was softly lit by a lamp.
这个房间只有这一盏灯照明。
The room was lit by only the one light.
一盏吊灯悬在天花板上。
A lamp was suspended from the ceiling.
两盏油灯昏暗地燃烧着。
Two lamps burned dimly.
桌子上方吊着一盏灯。
There was a lamp hanging over the table.
一盏灯每晚七点钟亮。
A light went on at seven every evening.
他在一盏街灯下停了下来，看着对面的咖啡馆。
He paused under a streetlamp and looked across at the cafe.
哈里在一盏路灯下停了下来，开始招摇地翻看他包里的东西。
Harry stopped under a street lamp and ostentatiously began inspecting the contents of his bag.
一盏花状的灯照亮了我的房子的一侧。
A flower-shaped light shone over the side of my building.
桌子上方挂着一盏漂亮的灯。
A beautiful lamp hangs above the table.
在我们的上方悬挂着一盏灯。
A lamp hung over us.
强盗拿了一盏灯，开始找，但是找不到。
The robber took a light and began looking for it, but he could not find it.
这儿有一盏台灯给你。
Here's a lamp for you.
那是一盏明亮的灯。
That's a light shining bright.
桌子上方有一盏灯。
There is a lamp over the table.
他们点起七盏灯，立刻发现东西摆放得不对劲。
They lighted up their seven lamps, and saw at once that all was not right.
应该有第四盏夜灯。
There should have been a fourth night-light.
它是一盏台灯。
It's a table lamp.
这是一盏台灯。
This is a table lamp.
他把一盏小灯放在睡着的孩子旁边，久久地注视着她。
Placing a little lamp beside the sleeping child, he watched her a long, long time.
托马斯·爱迪生在失败了数千次之后才成功地发明了第一盏电灯。
Thomas Edison failed thousands of times before he succeeded in inventing the first electric lamp.
他爬了过去，走近厢房，朝客厅的窗户里看了看，因为那儿亮着一盏灯。
He climbed over, approached the ell, and looked in at the sitting-room window, for a light was burning there.
橙色的光亮逐渐变成了四盏灯。
The orange light resolved itself into four lanterns.
突然有一盏警告灯开始闪烁。
Suddenly a warning light blinked.
一盏照亮街道的路灯也没有。
No streetlights illuminated the street.
大厅里点着一盏孤灯，发出昏暗的光。
A solitary light burned dimly in the hall.
一盏水晶吊灯照亮了房间。
A crystal chandelier lit the room.
那辆车的车尾牌照上方只有一盏倒车灯。
The car had a single reversing light above the rear numberplate.
楼梯间只有一盏灯照明。
The stairwell was lit by a single bulb.
一盏小灯在她的头顶上闪闪发光。
A tiny light glowed on top of her head.