Doctors performed an emergency operation for appendicitis last night.

医生昨天夜里做了紧急阑尾炎手术。

《牛津词典》

Workers in protective suits and masks prepare to enter the emergency operation center at the nuclear plant.

工作人员头戴面罩，身穿防护服，准备进入核电站应急指挥中心。

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He had an emergency operation to remove a tumour and was allowed out in time to walk his daughter down the aisle.

他进行了一次紧急手术，割掉了一个肿瘤，以及时出院来陪伴女儿走向神坛。

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She had had many check-ups with Mr Neale, but he took no action until the emergency operation, she claimed.

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He underwent an emergency operation in October and has been having chemotherapy treatment.

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After an emergency operation, Mr Cook spent a day in intensive care.

BBC: High Court in Edinburgh