in-,不，非，auspicious,吉祥的。

1. The meeting got off to an inauspicious start when he was late.

他迟到了，会议一开始就不顺利。

2. It is inauspicious to walk under a ladder.

从梯子下走过是不吉利的.

3. The likeness is indeed true, but it is a dull, dead , unfeeling, inauspicious likeness.

真的,它确实很象, 但却是一种呆滞死板, 暮气沉沉, 毫无情感的相似.

4. It was an inauspicious start, to say the least.

这就是联邦调查局不太显赫的开端.

5. It is a superstitious tradition that corvine is inauspicious.

传说老鸹是种不吉利的鸟,其实那只是大家的一种迷信.