have an axe to grind

基本解釋

I have an axe to grind!
我有把斧子要磨。
iask.sina.com.cn
Mr Ozawa’s enemies in the justice system may have an axe to grind.
而小澤在司法系統(tǒng)上的敵人也許另有圖謀。
He looks like he's got an axe to grind. Better have a talk with him.
他看來是牢騷滿腹，你最好找他談談。
《新英漢大辭典》

And even if they are employees, maybe they have an axe to grind.
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Companies that have an axe to grind with the European Competition Commission will be more compelled to take legal action against it now that the regulator has been told for the first time to pay damages for misjudging the legality of a takeover.
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One must not think that it is only the U.S. that has an axe to grind with China over the currency as importers around the world have launched more than 30 farm trade cases against China in recent years.
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to have a strong personal opinion about something that you want people to accept and that is the reason why you do something