go for a walk/ take a walk 散步 Going for a walk after meals is good for your health. 饭后散步对你的健康有益。 I like going for a walk every day. 我喜欢每天散步。 A:Don't spend all your time watching TV every day, just go outside and take a walk. It's good for your health. 不要把你的时间都花在看电视上，出去走一走散散步，这对你的健康好。 B:Ok,I've had enough of being couch potato. 我受够了成为一个“沙发土豆”。 couch potato: 花大量时间看电视的人，电视迷; 美国人说整天看电视的人是“沙发土豆”