蹊跷

zhè shì qing yǒu xiē qī qiāo

这事情有些蹊跷。

There is something fishy about it.

wǒ jué de qī qiāo

我觉得蹊跷。

I think it is strange.

zhēn shi qī qiāo

真是蹊跷！

That's queer indeed!

yī cì qī qiāo de jīng lì

一次蹊跷的经历

an odd experience

zhěng jiàn shì qing xiāng dāng qī qiāo

整件事情相当蹊跷。

There is something rather strange about all this.