Definition
To speak or behave confidently, creating the impression that one is highly skilled and knowledgeable in their area of expertise.
语气自信，令人觉得对某事很内行。
He always talks the talk, but when it comes to actually doing the work, he never delivers.
他总是说得头头是道，但当真正要做事时，他从来没有兑现。
The new manager talks the talk, but we're not sure if he can walk the walk.
新经理说得很漂亮，但我们不确定他是否能说到做到。
Even though she’s new, she can really talk the talk in meetings.
虽然她是新人，但她在会议上真的能说得很有自信。