⒈形容关系很密切。[all is common; be on very intimate terms; with no distinction between what is one's own and what is another's;]
⒈ 比喻感情非常亲密。
例如:「他和我情同手足,不分彼此。」
⒉ 同心合力。
引《文明小史·第二二回》:「左右是替皇上家出力,同舟之谊,不分彼此的。」