三哥的英文怎么写

1. 大哥,二哥,三哥用英语怎么说 大哥,二哥,三哥,老哥 (大哥的尊称)
eldest brother, second elder brother, third elder brother, big brother
【三哥的英文怎么写】例子:
My eldest brother is twenty years old.
我大哥二十岁 。
Her second elder brother is a student.
她的二哥是一名学生 。
Andy's third elder brother is a teacher.
安迪的三哥是一名教师 。
Can you help me, big brother?
你能帮我吗,老哥(大哥)?