与朋友们分离使他伤心。

Separation from his friends made him sad.

《新英汉大辞典》

随后他递给塞缪尔手术钳，告诉他先把后腿之间的皮肤扯起来，使之与肌肉分离。

Then he handed Samuel the forceps and told him to pull up on the skin between the rear legs to separate it from the muscle.

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联合国儿童基金会还将与合作伙伴共同预防儿童与其家庭分离，使与家庭分离的儿童迅速团圆。

UNICEF will also work with partners to prevent the separation of children from their families and speedily re-unite children with their families when they are separated.

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