知己的英文怎么写

The friend"● 例句1.“上海”空调，完美家庭的冷暖知己。The shanghai air conditioner is a happy family's friend in heat and cold.Provided by jukuu

Bosom friend

confidantbosom friendintimate friendcontentment

confidant n.心腹朋友,知己bosom friend n.知己,契友

From text book, the "bosom friend " is the right one, but people never say that way. The popular word for that meaning is buddy.look: Hi buddy!He is my buddy.