“不规则”造句

在这个形状不规则的湖泊的湖心以外的地方有一眼喷泉。
Located off-center in the irregularly shaped lake was a fountain.

不规则动词
a verb with an irregular conjugation

这本书专讲语法和拼写方面的某些不规则现象。
The book deals with some of the oddities of grammar and spelling.