They make too may false promises!

他们许了太多虚假的承诺。

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Gene therapy has been plagued with problems-naivety, false promises, over-optimism and fatalities.

基因疗法饱受诸如幼稚，空头承诺，过于乐观，具有致命性等评论的困扰。

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The French no longer trust their politicians, he argues, because they have heard many false promises.

他说因为他们听过了太多的假的保证，法国人不会再相信那些政客了。

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This is one of the false promises that got WarZ in trouble with Steam.

FORBES: The War Z Developer: Valve Was Right to Pull Game

"They have been led time and time again with false promises, puffery, " he says.

CNN: Y2K: Inconvenience, not chaos?

But I think what makes me even angrier as a scientist is the hype and false promises around therapeutic cloning.

CNN: Human stem cell cloning: 'Holy Grail' or techno-fantasy?