agoodlaughisunlikelytohavemeasurablebenifitstheway,say,walkingorjoggingdoes.句子中的,say,为什么加,

Question

a good laugh is unlikely to have measurable benifits the way,say,walking or jogging does.
句子中的,say,为什么加,

Answer 1

say的意思是:(提请别人注意,提出建议或作出评论)喂,我说
大声欢笑的益处是不可能立竿见影的,我说呀,就像散步或者慢跑一样.