commoner, commonest
- occurring, found, or done often; prevalent一般的; 常见的; 通常的, 日常的; 普遍的：
salt and pepper are the two most common seasonings
盐和胡椒粉是两种最常用的调味品
it's common for a woman to be depressed after giving birth.
妇女分娩后心情沮丧是常见的现象。
- (of an animal or plant) found or living in relatively large numbers; not rare（动植物）常见的; 多见的。
- ordinary; of ordinary qualities; without special rank or position普通的, 平凡的; 平民的; 无特殊级别（或地位）的：
the dwellings of common people
平民住宅
a common soldier.
普通士兵。
- (of a quality) of a sort or level to be generally expected（品质）起码的：
common decency.
起码的体面。
- of the most familiar type通俗的; 最常见的：
the common or vernacular name.
通俗的或是本地的名字。
- denoting the most widespread or typical species of an animal or plant（动植物种类）分布最为广泛的; 最典型的：
the common gull.
最常见的海鸥。
- showing a lack of taste and refinement supposedly typical of the lower classes; vulgar庸俗的; 低级的; 粗俗的：
she's so common.
她真庸俗。
- shared by, coming from, or done by two or more people, groups, or things公共的; 共同的; 共为的：
the two republics' common border
这两个共和国的公共边界
problems common to both communities.
两个社区共同的问题。
- belonging to, open to, or affecting the whole of a community or the public at large（社区, 公众）共有的; 公共的, 公用的; 共受影响的：
common land.
公地。
- Mathematics belonging to two or more quantities【数】公共的。
- Grammar【语法】(in Latin, Dutch, and certain other languages) of or denoting a gender of nouns that are conventionally regarded as masculine or feminine, contrasting with neuter（拉丁语、荷兰语和某些其他语言）（名词）阳性或阴性的, 非中性的。
- (in English) denoting a noun that refers to individuals of either sex (e.g. teacher)（英语）（名词）通性的（如teacher）。
- Prosody (of a syllable) able to be either short or long【诗韵】（音节）长短共通的。
- Law (of a crime) of lesser importance【律】（罪行）普通的; 轻度的：
common assault.
普通企图伤害罪。
- a piece of open land for public use, especially in a village or town（尤指村镇的）公地。
- Brit. informal common sense〈英, 非正式〉常识。
- (in the Christian Church) a form of service used for each of a group of occasions（基督教教会适用于各种场合的）普通礼拜。
- （亦作right of common）English Law a person's right over another's land, e.g. for pasturage or mineral extraction【英格兰律】（对他人土地的）共同使用（或收益）权。
the common good
- the benefit or interests of all公益：
it is time our elected officials stood up for the common good.
该是我们选出的公务员们维护公益的时候了。
common ground
- a point accepted or shared by each of two or more conflicting or differing parties（冲突矛盾双方或多方承认的）共同立论基础：
artists from different cultural backgrounds found common ground.
有着不同文化背景的艺术家们找到了共同基础。
common knowledge
- something known by most people大多数人都知道的事, 众所周知之事; 常识。
common or garden
- Brit. informal of the usual or ordinary type〈英, 非正式〉平常的, 普通的, 平凡的：
Britain's common or garden house sparrow.
英国的普通家雀。
common property
- a thing or things held jointly共同财产; 公共财产。
- something known by most people大多数人都知道的事, 众所周知之事; 常识。
the common touch
- the ability to get on with or appeal to ordinary people平易近人的能力; 与普通人相处（或打动普通人）的能力。
have something in common
- have a specified amount or degree of shared interests or characteristics有共同之处（或兴趣、特征）：
the two men had little in common.
这两个人没什么共同之处。
in common
- in joint use or possession; shared共用; 共有, 公有：
a sect that had wives in common.
共妻的教派。
- Law held or owned by two or more people each having undivided possession but with distinct, separately transferable interests【律】共有。
in common with
- in the same way as与…一样, 与…相同：
in common with other officers I had to undertake guard duties.
和其他军官一样, 我不得不承担警戒任务。
out of the common
- Brit. rarely occurring; unusual〈英〉不平常的; 非同寻常的。