①If you distort a statement, fact, or idea, you report or represent it in an untrue way.【v.歪曲;扭曲;曲解】
②If something you can see or hear is distorted or distorts, its appearance or sound is changed so that it seems unclear.【v.(使）变形;(使)失真】
①The media distorts reality; categorises people as all good or all bad.
②His size was persistently distorted by the cartoonists.
③This caused the sound to distort.
If you say that someone is keeping the lid on an activity or a piece of information, you mean that they are restricting the activity or are keeping the information secret.
①The soldiers' presence seemed to keep a lid on the violence.
②Their finance ministry is still trying to put a lid on the long-simmering securities scandal.
China Daily一篇关于Esports的文章Gamers give a much-needed boost to hoteliers nationwide也出现了这个表达：
除此之外，“keep a lid on”还有一个其他的意思，表示：（对开支的）控制，封顶 【If you say that you want to keep a lid on the cost of doing something, you mean that you want to prevent it costing you more than you feel is reasonable.】
If our industry is to remain competitive it must mean keeping a lid on prices.
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