no more than和 not more than的区别

比较状语从句中no more than和not more than

No more than :仅仅，只有，强调少
She has no more than three hats
他只有三顶帽子。
Not more than:不超过
She has not more than three hats.
他至多有三顶帽子。（也许不到三顶）

No less than多达，强调多
He paid no less than 10000 for it.
他为此付了一万朵美元
He has not less than 10 000 dollars.
他至少有一万元。

no more than，no less than 加上去下无影响。仅表情绪

not more than，not less than 取下和加上的意思不同。和数字有关。

关键是：no表情绪，not和数字有关。

no more than adv.只是；仅仅
Each class has no more than 8 students.
每个班级的学生不超过8个.
Most molecules live for no more than weeks at a time.
要知道大多数分子的寿命都不超过一星期.
The American Heart Association advises no more than 3 grams for healthy people.
美国心脏协会建议,对健康人来说,每天食盐不应超过3克.
以上,都有"只不过/仅仅"强调很少的意思.
not more than 就没有"很少"这种意思.只是客观上说,不多于...
not more than不超过；至多；不比…更…
And the earholes are not more than three.
还有耳洞不能超过三个.
Answer these questions in not more than 75 words.
回答以下问题,不要超过75个单词.
I have not more than three relatives in this city.
在这个城里,我至多只有三个亲戚.