unsymmetrical

The two sides of the building are unsymmetrical, so it looks interesting from the street.

这座建筑的两侧不对称，所以从街上看很有趣。

She noticed that the vase was unsymmetrical and decided not to buy it.

她注意到这个花瓶不对称，于是决定不买它。

The artist prefers unsymmetrical designs because they feel more natural.

这位艺术家更喜欢不对称的设计，因为它们感觉更自然。