People defend their own interests or masters, even against someone universally acknowledged as good or virtuous.
小王和老李虽然是好朋友，但每当涉及各自团队的利益时，他们便“蹠狗吠尧”，互不相让。
Although Xiao Wang and Old Li are good friends, whenever the interests of their respective teams are involved, they 'Zhi's dog barks at Yao,' refusing to give way to each other.
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