irregular cleavage

例句：

1. 1. The company's financial performance has been irregular due to the recent economic downturn.
   由于最近的经济衰退，公司的财务状况一直不稳定。
2. 2. The fracture in the road was caused by an uneven cleavage in the asphalt.
   路面上的裂缝是由沥青中的不均匀断裂造成的。
3. 3.The team's performance was irregular, with some players performing exceptionally well while others struggled.
   队伍的表现不规律，一些球员表现异常出色，而另一些则表现不佳。