give somebody an inch
US /ɡɪv ˈsʌm.bɑː.di ən ɪntʃ/
UK /ɡɪv ˈsʌm.bɑː.di ən ɪntʃ/
1.
得寸进尺, 给点甜头就蹬鼻子上脸
to allow someone a small amount of freedom or advantage, which they then try to exploit to gain much more
:
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If you give him an inch, he'll take a mile, so be firm with your boundaries.
如果你给他一寸，他就会得寸进尺，所以要坚定你的底线。
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My boss is very strict because he knows if he gives us an inch, we'll slack off.
我的老板非常严格，因为他知道如果他给我们一点甜头，我们就会偷懒。