full of hot air 夸夸其谈;

　　hot potato 烫手山芋;

　　in hot water 遇到麻烦;

　　blow hot and cold 反复无常;

　　hot and bothered 烦躁不安;

　　have the hots for 迷恋某人;

　　hot on the heels 紧随其后;

　　in the hot seat 如坐针毡。