leave someone to their own devices
US /liːv ˈsʌm.wʌn tuː ðer oʊn dɪˈvaɪsɪz/
UK /liːv ˈsʌm.wʌn tuː ðer oʊn dɪˈvaɪsɪz/
1.
任由某人自己做主, 放任某人自流
to allow someone to do what they want, without telling them what to do or trying to control them
:
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If you leave him to his own devices, he'll probably just play video games all day.
如果你任由他自己做主，他可能一整天都在玩電子遊戲。
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The children were left to their own devices while their parents were out.
父母外出時，孩子們被放任自流。