negligent
adj. 疏忽的，玩忽职守的，失职的；<文>放松的，随便的，不拘谨的
比较级 more negligent
最高级 most negligent
例句
Retrospectively, it seems as if they probably were negligent.
回想起来，似乎他们可能是疏忽了。
《柯林斯英汉双解大词典》
He waved his hand in a negligent gesture.
他漫不经心地挥了挥手。
《牛津词典》
The school had been negligent in not informing the child's parents about the incident.
校方疏忽了，没有向这孩子的父母通报这件事。
