He has been mugging up Russian.

他一直在学俄语.

辞典例句

He spent two hours mugging up the statistics before briefing the press.

在向记者们介绍情况之前,他花了两个小时突击统计数字.

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When the curtain fell the actor was still mugging to the audience.

幕落时,那个男演员还在向观众做鬼脸.

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He's been mugging up French.

他一直在学法语.

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I want to report a mugging, officer.

警官,我想报案.

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The figure for mugging have set a new record or have break all previous record.

行凶抢劫的数字创造了新记录或者打破了过去的记录.

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