Averting one's attention with 目を離す

注意(ちゅうい)している目(め)をそらす。

To avert one's eyes from paying attention.
Goo Dictionary

目(め)を離(はな)す means to take your eyes off of what you are paying attention to, to look at something else.

It often appears in the expressions 「ちょっと目を離したら〜」 (similar to English, “took my eyes off for one second”) and 「目を離したスキに〜」.

Examples

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