walk the walk
to show that something is true through your actions. 用行动来显示某事物的真实性、实在性
He says the team will be just as good without Groncki as they were with him, but we'll have to see if the team can walk the walk.
Usage notes: sometimes used in the full form talk the talk and walk the walk to say something that appears to be real or true and show it is real or true through your actions: Most of these guys say they have religious beliefs, but only a few of them can talk the talk and walk the walk
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talk the talk
to say something in a way that appears to be true or real. 用嘴巴把某事物说成真像真的有其事
For a woman whose criminal-law practice is only 11 months old, she sure can talk the talk.
Usage notes: sometimes used in the full form talk the talk and walk the walk to say something that appears to be real or true and show it is real or true through your actions: Most of these guys say they have religious beliefs, but only a few of them can talk the talk and walk the walk.
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