something that is not allowed or considered inappropriate
Running in the hallway is a big no-no at school.
在学校,走廊里跑步是绝对不允许的。
a disagreement or refusal
There were a few noes in the vote, but the proposal passed.
投票中有几票反对,但提案通过了。
the group of people who vote 'no'
The noes won the debate by a narrow margin.
反对派以微弱优势赢得了辩论。
a way to say 'no'
No, you can't have any more cookies before dinner.
不行,晚饭前你不能再吃饼干了。
an expression of surprise or shock at something someone has said
No! You're not going out in this weather!
不!你不能在这种天气出门!
not a single one
I have no homework today.
我今天没有作业。
not allowed
No running in the library.
图书馆里禁止奔跑。
used to emphasize the opposite of something
It was no small feat to finish the race in first place.
以第一名的成绩完成比赛并非易事。
impossible
No way am I going to do that!
我绝不会那样做的!
not at all
She is no more responsible than her brother.
她和她哥哥一样不负责任。
abbreviation for 'number'
Room No. 5 is on the second floor.
5号房间在二楼。
abbreviation for 'north' or 'northern'