The doctors want stricter enforcement of existing laws.

医生们希望现行法律的执行能更严格。

《柯林斯英汉双解大词典》

Mr Obama's black supporters hope he will make good on promises to root out racism in the criminal-justice system and the workplace by enforcing existing laws more vigorously.

奥巴马的黑人支持者们希望他能够履行诺言，通过更加有力地执行现行法律来根除刑事司法体系和工作场所中的种族主义。

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The Olympic Emblem, Trademarks and Technical Terms are registered internationally and are protected under existing laws and regulations.

奥运会标志、商标和专门用语均在国际范围内注册，并受到现行法律的保护。

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And the court did not consider the question of existing laws designed to prevent foreign influence in the political process.

VOA: special.2010.03.12

is actually looking at how to regulate greenhouse gases under existing environmental laws,

其职务是研究在现行的环境法下如何管理温室气体的排放，

全球变暖与国力 - SpeakingMax英语口语达人

The bureau will set rules for the marketplace and enforce existing laws.

VOA: special.2010.07.23

At his coronation, the Duke promised to uphold existing laws and customs in England.

BBC: 1087: William 'the Conqueror' dies

So how many oil companies have been prosecuted for these alleged offenses under existing laws?

FORBES: Pumping Politics

Congressionally imposed restrictions placed on ATF's ability to enforce existing laws should be removed.

CNN: Did we learn nothing from Newtown?