鬼鬼祟祟

tā guǐ guǐ suì suì de xiǎng zuò shén me

她鬼鬼祟祟的，想做什么？

What's that fellow up to, sneaking around like that?

tā men guǐ guǐ suì suì de bù zhī shuō shén me

他们鬼鬼祟祟的，不知说什么。

Goodness knows what they're being so secretive about .

tā guǐ guǐ suì suì de xíng jìng yǐn qǐ le wǒ men de huái yí

他鬼鬼祟祟的行径引起了我们的怀疑。

His furtive behaviour aroused our suspicion.

zhè rén guǐ guǐ suì suì de jǔ zhǐ yǐn dé jǐng chá gēn zōng le tā

这人鬼鬼祟祟的举止引得警察跟踪了他。

The man's furtive manner made the policeman follow him.

tā zuò shì guǐ guǐ suì suì

他做事鬼鬼祟祟。

He did not act above board.