normal, ordinary, regular, natural, typical

名詞 normal:

1. something regarded as a normative example
   同義詞：convention, pattern, rule, formula

形容詞 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樣的人; 一會兒正常，一會兒又像個瘋子。
2. It was several days before the floodwater sank and life returned to normal.
   過了幾天，洪水才退，生活恢復(fù)了正常。
3. She refused to conform to the normal social conventions.
   她拒絕遵從正常的社會習(xí)俗。
4. The collapse of the strike enabled the company to resume normal bus services.
   罷工的失敗使公司恢復(fù)了正常的公共汽車營業(yè)。
5. Everything is absolutely normal.
   一切完全正常。

nor.mal

adj.（形容詞）
Abbr. norm.Conforming with, adhering to, or constituting a norm, standard, pattern, level, or type; typical:
縮寫 norm.正常的：符合、遵循或構(gòu)成一個準(zhǔn)則、標(biāo)準(zhǔn)、方式、水平或形式的；典型的：
例句：
normal room temperature; one`s normal weight; normal diplomatic relations.
標(biāo)準(zhǔn)室溫；正常體重；正常外交關(guān)系

Abbr. norm.Biology Functioning or occurring in a natural way; lacking observable abnormalities or deficiencies.
縮寫 norm.【生物學(xué)】 自然的，未經(jīng)免疫的：以一種自然的方式建立或發(fā)生的；缺少明顯的不正?；蛉毕莸?/br>Abbr. n,N,n.Chemistry
縮寫 n,N,n.【化學(xué)】
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質(zhì)的
Designating an aliphatic hydrocarbon having a straight and unbranched chain of carbon atoms.
正（鏈）的：指定脂肪族碳?xì)浠衔锖幸恢鼻覠o分枝的碳原子鏈
Abbr. norm.Mathematics Being at right angles; perpendicular.
縮寫 norm.【數(shù)學(xué)】 垂直的；直角的
Abbr. norm.
縮寫 norm.
Relating to or characterized by average intelligence or development.
智力正常的：涉及平均智力或發(fā)展水平的，或具有其特征的
Free from emotional disorder.
情緒正常的：沒有情緒混亂的
n.Abbr. norm.（名詞）縮寫 norm.
Something normal; the standard:
常態(tài)：正常的事物；標(biāo)準(zhǔn)：
例句：
scored close to the normal.
得分近于正常

The usual or expected state, form, amount, or degree.
正常狀態(tài)：通常的或期望的狀態(tài)、組成、數(shù)量或程度

Correspondence to a norm.
平均量：與標(biāo)準(zhǔn)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.
【數(shù)學(xué)】 正交：一條垂直線，尤指一條相對一條平面曲線的切線垂直線或一條相對一條空間曲線的平面切線垂直線

來源：
Middle English
中古英語
from Late Latin norm3lis
源自 后期拉丁語 norm3lis
from Latin [made according to the square]
源自 拉丁語 [根據(jù)直角規(guī)制作的]
from norma [carpenter`s square] * see gnô-
源自 norma [木匠的直角規(guī)] *參見 gnô-

【引伸】
nor.mally
adv.（副詞）
<參考詞匯><同義詞>normal,regular,natural,typicalThese adjectives mean not deviating from what is common, usual, or to be expected.
這些形容詞意為不偏離正常的、通常的或期望的事物。
Normal stresses adherence to an established standard, model, or pattern:
Normal 強調(diào)符合已建立的標(biāo)準(zhǔn)、模型或方式：
例句：
normal body temperature;
正常體溫；

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 指不變地符合已定的規(guī)則、方針或統(tǒng)一的步驟：
例句：
her regular bedtime;
她不變的作息時間；

例句：
regular attendance at school. What isnatural is proper to, consonant with, or in accord with one`s inherent nature or character:
按時到校。 Natural 形容固有、含有或符合某人內(nèi)在特性或特點的事物：

例句：
a natural fear of nuclear war;
對核戰(zhàn)爭本能的恐懼；

例句：
a grandparent`s natural affection for a grandchild.
祖父母對孫子自然的喜愛。

Typical stresses adherence to those qualities, traits, or characteristics that identify a kind, group, or category:
Typical 強調(diào)符合那些表明一種、一組或一級的數(shù)量、特質(zhì)或特點：
例句：
a typical American;
典型的美國人；

例句：
a painting typical of the Impressionist school.
典型的印象主義派畫法