The habit of not doing that which should be done.

疏忽；粗心大意。

Carelessness; thoughtlessness.

不留心；轻率。

Disregard of appearance manner, or style.

奔放不羁；不拘小节。

The failure to exercise ordinary and reasonable care under the circumstances as a result of which injury is caused to another person.

【法律】过失。