You won't get paid for time off unless you have a doctor's note.

除非你有医生证明，否则你不上班便拿不到工资。

《牛津词典》

"It's very hard to get paid unless you physically see the patient," says Peter Rasmussen, medical director of distance health at the Cleveland Clinic.

“除非亲自去看病人，否则很难拿到报酬。”克利夫兰诊所远程医疗主任彼特·拉斯姆森说。

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However, the director of the hospital said the patient couldn't be transferred unless he paid his bill first.

然而，医院院长表示，除非病人先付了医药费，否则不能转院。

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Mr Khan said he installed the video camera after some policemen threatened to frame him for carrying out illegal extensions unless he paid the bribery money.

BBC: India policemen suspended for 'taking bribes' in Mumbai

The chief constable of Strathclyde Police warned on Wednesday that the force would stop policing games unless Rangers paid the bill for their last home fixture against Kilmarnock.

BBC: Rangers administrators: 'Old Firm match will be played'

They threatened to reveal personal details unless she paid them.

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