我弟弟比我小两岁。

My ___brother is two years younger than me.

我们一起参军后，他就成了我最信任的兄弟。

After we joined the army together, he became my most trusted ___brother.

兄弟会成员们，请向Brotherton史密斯致敬。

Members of the fraternity, please salute ___Brotherton Smith.