史斯密教授似乎在这所大学是个固定工作者。

Professor Smith seems to be a fixture in the university.

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修复小块碎骨上却不能用同样的方法，因为往往碎块小到无法用金属硬件固定。长期以来，医疗工作者们一直在寻找一种能固定小块碎骨的粘合剂。

Small fragments cannot be treated in the same way, as they are often too tiny to be connected with metal hardware.

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所有在固定岗位的单独工作者必须在每班开始和结束时进行联系。

Lone workers onfixed base, contact at the beginning and end of the shift.

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