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to prepare; to provide
to set up; to establish; to organize; to lay down (rules); to make (an excuse)
緊急事態に備えて避難経路を設けておく。
Prepare evacuation routes in case of emergencies.
新しい部署を設けることになった。
It was decided to establish a new department.
予算に余裕を設けた。
I built some flexibility into the budget.