friendly in a way that makes you feel comfortable 热情的.亲切的. warm up 暖起来 warm-blooded adj. 热血的 warm-hearted adj. 热情的.亲切的 syn. hot ant. cool warn [w :n] vi. & vt. 1. to tell someone that something bad or dangerous may happen, so that can avoid it or prevent it 警告 【查看更多】