Martin (blew hot and cold)about going to college means what?

Martin (blew hot and cold)about going to college means what? The phrase“blow hot and cold”means ( ). blow hot and cold hot and cold 歌曲 It's very cold outside and you're going to school.What have i hate to me sometimes hot and sometimes cold pe What about going and climbing Mao Mountain? What is your purpose of going to college? what's your purpose of going to college "going to college what a thrill!"如何翻译 going to college是什么意思~~~~~~~~~~~~~ It's cold and hot