1. | （同父母的）兄，弟a boy or man who has the same mother and father as another person |
We're brothers. 我们是亲兄弟。 | |
He's my brother. 他是我哥哥（或弟弟）。 | |
an older/younger brother 哥哥；弟弟 | |
a twin brother 孪生哥哥（或弟弟） | |
Does she have any brothers and sisters ? 她有兄弟姐妹吗？ | |
Edward was the youngest of the Kennedy brothers. 爱德华是肯尼迪弟兄中最小的一个。 | |
He was like a brother to me(= very close) . 他如同我的亲兄弟一样。 |
2. | （称男性的共事者或同道）同事，弟兄，伙伴used for talking to or talking about other male members of an organization or other men who have the same ideas, purpose, etc. as yourself |
We must work together, brothers! 我们必须携手工作，伙计们！ | |
He was greatly respected by his brother officers. 他非常受军官同僚的敬重。 | |
We must support our weaker brethren. 我们必须支持弱势的同胞。 |
3. | （同一宗教团体的男性）教友；（尤指）修士a male member of a religious group, especially a monk |
Brother Luke 卢克修士 | |
The Brethren meet regularly for prayer. 兄弟教会成员定期聚集祈祷。 |
4. | (informal) （黑人对黑人男子的称呼）used by black people as a form of address for a black man |
5. | （美国）大学生联谊会成员(in the US) a member of a fraternity (= a club for a group of male students at a college or university) |
