All of us carry around rules of thumb about eating that have

All of us carry around rules of thumb about eating that have 什么是rules of thumb? "rules of thumb"是什么意思 All of a sudden found that those around us,one by from their Eating ___(health)food is good for all of us. All of us enjoy_____(take)about movies that's usually my rule of thumb We all should obey the rules.After all,all of us need f____. that was () surprised all of us We have with us tonight that most daring of all blockade-run 这里rule of thumb the rule of thumb