The bad weather set back the building programme by several weeks.

天气恶劣，建筑计划延误了几个星期。

《牛津词典》

There is no certainty, moreover, about how far military strikes can set back the nuclear programme, if at all.

除此之外，军事打击若能使伊朗核计划倒退，其具体将倒退到何种程度，依旧没有定论。

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There is no certainty, moreover, about how far military strikes can set back the nuclear programme, if at all.

除此之外，军事打击若能使伊朗核计划倒退，其具体将倒退到何种程度，依旧没有定论。

youdao