bro
/brəʊ/noun
1- informal short for BROTHER.〈非正式〉 BROTHER的简称：
his baby bro.
他的婴儿弟弟。
1.1
- in sing. chiefly US friendly greeting or form of address〈主美〉伙计, 老弟（招呼语, 称呼语）：
'Yo bro!'
“唷, 伙计！”
1.2
Bro.
Brother (used before a first name when referring in writing to a member of a religious order of men)兄弟（书写中提及信仰宗教的男子时加在其名字前）：Bro. Felix.
费利克斯兄弟。