keep to
phrasal verbkeep to something
to avoid leaving a path, road, etc. synonym stick to something不偏离(或不离开)道路等 to talk or write only about the subject that you are supposed to talk or write about 不偏离主题;不跑题 to do what you have promised or agreed to do 遵守(或信守、履行)诺言 to keep to an agreement/an undertaking/a plan 遵守协议;信守承诺;执行计划
Extra ExamplesIf we all keep to the agreement there won't be any problems. 只要我们都恪守协议,就不会出什么问题。 It was difficult for the team to keep to the plan. 这个团队很难坚持计划。
to stay in and not leave a particular place or position 坚守,不离开(某地或某个位置)