You're the coach. You can't play favorites.

你是教练 你不能私。

Colleagues may understandably suspect the manager of favouritism.

同事们可能会怀疑管理者私，这种情况可以理解。

The court's ruling is a step forward in the struggle against both corruption and official favoritism.

最高法院裁决得与腐败和私舞弊斗争又向前迈进一步。

When he was an official in the state, he corrected the officials' governance, with an iron face and no private favors, even making corrupt officials flee at the sound of his name.

他在国当官时，整顿官员治政，铁着脸， 不私悍，甚至让贪官一呼其名就逃。

A historian wrote a poem bewailing the fact that Lord Zhuang of Wey's favoritism resulted in Zhouyu's rebellion: When bringing up your children, make them understand the principle of justice; If you let them become arrogant, there will eventually be trouble.

有史作诗哀叹魏庄私，导致周瑜之乱：教养子女，他们懂得正义；养育子女，他们懂得正义；如果让他们嚣张起来，最终就会有麻烦。