be common
表示某事很常见。
This type of error is common among beginners.
这种错误在初学者中很常见。
普通的；平凡的；共同的；共有的；公共的；公众的；粗俗的；庸俗的；习惯的；约定俗成的
Occurring or existing widely; frequent or usual.
相互的；多人共有的
Mutual; shared by more than one.
几乎所有人共有的；普遍的
Existing among virtually all people; universal.
属于或由整个社区参与的；公共的
belonging to or participated in by a community as a whole; public
定期或频繁发生的；通常的
Occurring or happening regularly or frequently; usual.
没有特别的区别或质量；广为人知或常见的；普通的
having no special distinction or quality; widely known or commonly encountered; average or ordinary or usual
大量存在的；常见的
Found in large numbers or in a large quantity; usual.
简单的,普通的或粗俗的
Simple, ordinary or vulgar.
作为物种俗名的一部分,通常表示丰富或广为人知
As part of the vernacular name of a species, usually denoting that it is abundant or widely known.
俗名,指一种植物或动物的名称
Vernacular, referring to the name of a kind of plant or animal.
源于习俗或传统,而非立法机构创立
Arising from use or tradition, as opposed to being created by a legislative body.
属于或与通性有关的
Of, pertaining or belonging to the common gender.
与普通名词有关的,而非专有名词
Of or pertaining to common nouns as opposed to proper nouns.
It is common to see birds in the park.
在公园里看到鸟是很常见的。
用法提示：common 表示“常见的”，作形容词，描述一种普遍现象。
AI contextual example
He drives a common car, nothing fancy.
他开一辆普通的车，没什么特别的。
用法提示：common 表示“普通的”，修饰名词 car，指没有特殊之处。
AI contextual example
We share a common goal of finishing the project on time.
我们有一个共同的目标，那就是按时完成项目。
用法提示：common 表示“共同的”，修饰名词 goal，指多人共有的目标。
AI contextual example
表示某事很常见。
This type of error is common among beginners.
这种错误在初学者中很常见。
it作形式主语，不定式短语为真正主语。
It is common to have a cup of coffee in the morning.
早上喝杯咖啡是很常见的。
表示某特质为所有人或事物共有。
The desire for happiness is common to all people.
对幸福的渴望是所有人类共有的。
强调分布广，不强调频率
更强调符合常规而非频率
侧重普通、不特别
多用于相互关系而非一般共有
最直接的共有义，但适用范围广
grammar · medium
易错句子This problem is common with beginners.
正确表达This problem is common among beginners.
表示‘在……中常见’时，应使用介词 'among' 或 'to'，而 'common with' 不是标准搭配，通常用于表示‘与……共有’时用 'common to'。
grammar · medium
易错句子She is a common person, nothing special.
正确表达She is an ordinary person, nothing special.
描述人‘普通的’时，'common' 常带有贬义（粗俗、低级），应使用中性词 'ordinary'。
ordinary 强调平常、不特殊，与 common 的“常见的”义项相似，但 common 更强调普遍性，而 ordinary 侧重平凡普通，不引人注目。
mutual 指双方或多方之间共同的，强调相互关系；而 common 的“共同的”义项更侧重共享，不一定是双向的。
public 指属于公众的、公开的；common 的“公共的”义项强调共同拥有或使用，但 public 更突出公众性质，常用在法律或社会语境。
常识
It's just common sense to look both ways before crossing the street.
过马路前左右看看是常识。
共同点
We need to find common ground to resolve the dispute.
我们需要找到共同点来解决争端。
常识；众所周知的事
It is common knowledge that smoking is harmful to health.
吸烟有害健康是常识。
惯例；常见做法
It is common practice to shake hands when meeting someone for the first time.
初次见面时握手是常见做法。
常见错误
A common mistake is to confuse 'affect' and 'effect'.
一个常见错误是混淆'affect'和'effect'。
常见现象
Traffic jams are a common occurrence in big cities.
交通堵塞在大城市是常见现象。
常与common构成短语common sense，指普遍常识。
与common搭配表示共同立场或基础，如common ground。
common knowledge指常识，普遍知晓的信息。
common practice指普遍做法或惯例。
common occurrence指常见事件或现象。
常识
It's just common sense to look both ways before crossing the street.
过马路前左右看看是常识。
共同点
We need to find common ground to resolve this dispute.
我们需要找到共同点来解决这场争端。
共同的
They have a lot in common, including their love for music.
他们有很多共同点，包括对音乐的热爱。
常识并不常见。
It is common for people to complain about the weather.
人们抱怨天气是很常见的。
但她想像普通人一样生活。
She has very common tastes in music.
她对音乐的品味非常普通。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.