The nebulous nature of al-qaeda 's arabian franchise makes it hard to assess the group 's strategy or even to be sure which attacks it is behind , unless it publishes a claim for responsibility .
The federal government and the 49 states will get $ 5 billion , with $ 3.5 billion headed for a nebulous pot " to repay public funds lost as a result of servicer misconduct and to fund housing counsellors , legal aid , and other similar public programmes determined by the state attorneys-general . "
These unusual celestial bodies are composed of single or multiple nebulous patches , some nearly stellar in appearance .
这些异常天体,由单个或多个星云状斑组成,有的外形近于恒星。
The mission in afghanistan , of course , has changed : from the foremost matter of national security to something more nebulous -- a war of counterinsurgency and nation-building .
Your nearest relations are often no more for you than vague shadowy forms , barely outlined against a nebulous background of life and easily confounded again with the invisible .