brotherhood

1. N-UNCOUNT Brotherhood is the affection and loyalty that you feel for people who you have something in common with. 兄弟情谊; 手足情谊

People threw flowers into the river between the two countries as a symbolic act of brotherhood. 人们把花扔进两国之间的河里，以此作为兄弟情谊的象征性的行为。

2. N-COUNT A brotherhood is an organization whose members all have the same political aims and beliefs or the same job or profession. 兄弟会; 同业会

...the Brotherhood of Locomotive Engineers. …机车工程师同业会。