give somebody an inch
US /ɡɪv ˈsʌm.bɑː.di ən ɪntʃ/
UK /ɡɪv ˈsʌm.bɑː.di ən ɪntʃ/
1.
得寸進尺, 給點甜頭就蹬鼻子上臉
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.
如果你給他一寸，他就會得寸進尺，所以要堅定你的底線。
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My boss is very strict because he knows if he gives us an inch, we'll slack off.
我的老闆非常嚴格，因為他知道如果他給我們一點甜頭，我們就會偷懶。