您要查找的是不是：
- to keep an engine running 使发动机不断转动
- The police have been instructed to keep an eye out for pickpockets at the fair. 遵照指示，警察在展览会期间警戒小偷。
- Then he has got to keep an eye on them. 然后，他应该对这些人的工作进行监督。
- He asked his neighbour to keep an eye on his house. 他请邻居照看他的房子。
- She dashed off to keep an appointment. 她急匆匆地赶去赴约。
- It's always best to keep an eye out for your pet. 多注意你的宠物总是比较好。
- We can't leave no one to keep an eye on things. 我们不能搞“空城计”。
- Joins Alphonse's party to keep an eye on him. 希翁加入了阿尔丰斯的部队，为的是随时监视他。
- We want players to have to keep an eye on mana. 我们希望玩家们不得不时刻留意自己的法力值。
- Ask a neighbour to keep an eye on your house. 叫你的邻居留心注意一下你的房子。
- Using a fuel with a higher octane lets an engine run at a higher compression ratio without having problems with knock. 所以说，需要高标号汽油的发动机本身就比需要低标号汽油的发动机马力强些；
- The police were asked to keep an eye open for the little boy who had got lost in the square. 警方奉命密切注意在广场走失的小男孩子(的方向)。
- To keep the engine running, the airplane or missile rams through the atmosphere at a high speed. 为了使发动机不断地运转，飞机或导弹以很高的速度冲过大气层。
- One has to keep an eye on the waves that come down from upstream. 要用眼睛瞄着从上游打来的浪。
- A person who unexplainedly fails to keep an appointment. 未解释便失约的人
- The high-density structure of the foam means this filter captures more dirt particles to keep your racing engine running stronger for longer. 高密度的结构泡沫是指此过滤器捕捉更多的污垢粒子让您的赛车发动机运行的强大，为更长的时间。
- The technician wanted to keep an auxiliary engine handy just in case. 技师想要一台备用发动机以防万一。
- Mr.Brown told John to keep an eye on the store while he was out. 布朗＂先生告诉约翰，他出去时请他照顾一下商店。
- We should organize the masses to keep an eye on these people. 我们要组织群众，注意这些人。
- He tried to start the engine running. 他设法把发动机开动起来。
