mal-,坏的，不良的，practice,实践，操作。比喻用法。

1. The ballot was re-run on Mr Todd's insistence after accusations of malpractice.

因被控舞弊，在托德先生的坚持下重新进行了投票。

来自柯林斯例句

2. She sued her doctor for malpractice.

她控告她的医生失职.

来自《简明英汉词典》

3. There were only one or two serious allegations of malpractice.

只有一两起有关营私舞弊的严重指控。

来自辞典例句

4. The malpractice of going in for " back door " deals became common .

后门 成风.

来自辞典例句

5. Professional such as doctors and lawyers cannot hide behind corporations to protect themselves from malpractice suits.

诸如医生、律师之类的自由职业者,不能躲在公司背后以保护自己不因医疗事故或法律事故而被人起诉.

来自辞典例句