Like good sight in cricket match? (6-6)

I believe the answer is:

twenty-twenty

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'like' is the definition.
Both the definition and answer are adjectives.
Maybe there's an association between them I don't understand?

I don't understand how the rest of the clue works.

Can you help me to learn more?

(Other definitions for twenty-twenty that I've seen before include "Normal (as of five days ago?)" , "Denoting normal vision" , "Normal eyesight" , "Perfect vision" .)

I've seen this clue in The Times.

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