normal

normal, ordinary, regular, natural, typical

名词 normal:

1. something regarded as a normative example
   同义词：convention, pattern, rule, formula

形容词 normal:

1. conforming with or constituting a norm or standard or level or type or social norm; not abnormal
2. in accordance with scientific laws
3. being approximately average or within certain limits in e.g. intelligence and development
4. forming a right angle

1. I really don't know what kind of man he really is; on one occasion, he is normal, and on another, he acts like a lunatic.
   我真不了解他到底是怎样的人; 一会儿正常，一会儿又像个疯子。
2. It was several days before the floodwater sank and life returned to normal.
   过了几天，洪水才退，生活恢复了正常。
3. She refused to conform to the normal social conventions.
   她拒绝遵从正常的社会习俗。
4. The collapse of the strike enabled the company to resume normal bus services.
   罢工的失败使公司恢复了正常的公共汽车营业。
5. Everything is absolutely normal.
   一切完全正常。

nor.mal

adj.（形容词）
Abbr. norm.Conforming with, adhering to, or constituting a norm, standard, pattern, level, or type; typical:
缩写 norm.正常的：符合、遵循或构成一个准则、标准、方式、水平或形式的；典型的：
例句：
normal room temperature; one`s normal weight; normal diplomatic relations.
标准室温；正常体重；正常外交关系

Abbr. norm.Biology Functioning or occurring in a natural way; lacking observable abnormalities or deficiencies.
缩写 norm.【生物学】 自然的，未经免疫的：以一种自然的方式建立或发生的；缺少明显的不正常或缺陷的
Abbr. n,N,n.Chemistry
缩写 n,N,n.【化学】
Designating a solution having one gram equivalent weight of solute per liter of solution.
中性的：指定平衡溶液在每升溶液中含有一克等重溶质的
Designating an aliphatic hydrocarbon having a straight and unbranched chain of carbon atoms.
正（链）的：指定脂肪族碳氢化合物含有一直且无分枝的碳原子链
Abbr. norm.Mathematics Being at right angles; perpendicular.
缩写 norm.【数学】 垂直的；直角的
Abbr. norm.
缩写 norm.
Relating to or characterized by average intelligence or development.
智力正常的：涉及平均智力或发展水平的，或具有其特征的
Free from emotional disorder.
情绪正常的：没有情绪混乱的
n.Abbr. norm.（名词）缩写 norm.
Something normal; the standard:
常态：正常的事物；标准：
例句：
scored close to the normal.
得分近于正常

The usual or expected state, form, amount, or degree.
正常状态：通常的或期望的状态、组成、数量或程度

Correspondence to a norm.
平均量：与标准一致
An average.
平均
Mathematics A perpendicular, especially a perpendicular to a line tangent to a plane curve or to a plane tangent to a space curve.
【数学】 正交：一条垂直线，尤指一条相对一条平面曲线的切线垂直线或一条相对一条空间曲线的平面切线垂直线

来源：
Middle English
中古英语
from Late Latin norm3lis
源自 后期拉丁语 norm3lis
from Latin [made according to the square]
源自 拉丁语 [根据直角规制作的]
from norma [carpenter`s square] * see gnô-
源自 norma [木匠的直角规] *参见 gnô-

【引伸】
nor.mally
adv.（副词）
<参考词汇><同义词>normal,regular,natural,typicalThese adjectives mean not deviating from what is common, usual, or to be expected.
这些形容词意为不偏离正常的、通常的或期望的事物。
Normal stresses adherence to an established standard, model, or pattern:
Normal 强调符合已建立的标准、模型或方式：
例句：
normal body temperature;
正常体温；

例句：
normal curiosity.
正常的好奇心。

Regular indicates unvarying conformity with a fixed rule or principle or a uniform procedure:
Regular 指不变地符合已定的规则、方针或统一的步骤：
例句：
her regular bedtime;
她不变的作息时间；

例句：
regular attendance at school. What isnatural is proper to, consonant with, or in accord with one`s inherent nature or character:
按时到校。 Natural 形容固有、含有或符合某人内在特性或特点的事物：

例句：
a natural fear of nuclear war;
对核战争本能的恐惧；

例句：
a grandparent`s natural affection for a grandchild.
祖父母对孙子自然的喜爱。

Typical stresses adherence to those qualities, traits, or characteristics that identify a kind, group, or category:
Typical 强调符合那些表明一种、一组或一级的数量、特质或特点：
例句：
a typical American;
典型的美国人；

例句：
a painting typical of the Impressionist school.
典型的印象主义派画法