The employee has engaged in serious misconduct leading to material damage.

该职员从事渎职行为，导致重大损失。

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In cases of serious misconduct or incompetence, the Employee may be dismissed without any period of prior notice or warning.

如果雇员有严重不当行为或严重不能胜任工作，雇主将即刻解雇雇员而不需要提前警告或通知。

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The employee had been dismissed for serious misconduct when he was observed using a mobile phone while driving the employer's fuel tanker.

该雇员在驾驶雇主的运油车时被看到使用手机，他由于严重不端行为而被解雇。

youdao

The most serious misconduct by UBS appears to have been in yen interest rates.

BBC: UBS: How big will the Libor bill be?

One employee "has been cleared of serious misconduct, but will face administrative action, " the Secret Service said.

CNN: STORY HIGHLIGHTS

Flanagan was acquitted of a more serious misconduct charge that could have sent him to prison for four years.

WSJ: Former NY police official guilty of misconduct