A few days later Mr Kyl changed tack and announced there would not be time to consider the treaty properly before the end of the lame-duck session, citing unnamed but "complex and unresolved issues".

几天后，凯尔先生口风一转，宣布在跛鸭会期结束之前没有时间对条约作充分考虑，并提到有“复杂而未解的问题”，具体是什么问题却又没有明说。

youdao

A few days later Mr Kyl changed tack and announced there would not be time to consider the treaty properly before the end of the lame-duck session, citing unnamed but "complex and unresolved issues".

几天后，凯尔先生口风一转，宣布在跛鸭会期结束之前没有时间对条约作充分考虑，并提到有“复杂而未解的问题”，具体是什么问题却又没有明说。

youdao