中国和古巴是好朋友、好同志、好兄弟。

China and Cuba are good friends, good comrades and good brothers.

youdao

朋友或同志；兄弟。用作一种熟悉的称呼，尤其是对男人或男孩。

Friend or comrade; chum. Used as a form of familiar address, especially for a man or boy.

youdao

他说：“我们知道，或者应该知道，战斗力是由同志情、兄弟情激发的，是由我们只有彼此依靠才能存活下去这个认识所激发的。”

He says, "We know, or ought to, that warriors are inspired by male bonding, by comradeship, by the knowledge that they survive only through relying on each other."

youdao