ulterior motive

基本解释

Given the discrepancy between what was expected and what has happened, a search for ulterior motives on the part of WHO and its scientific advisers is understandable, though without justification.
由于预期与现状之间的差异，有人认为世卫组织及其科学顾问别有用心。这样的看法虽可理解，但并无根据。
Extradition from Britain to Sweden is normally a formality, though Mr Assange’s lawyers argue that “ulterior motives” are at work.
由英国引渡到瑞典走的是正常程序，而阿桑奇的律师声称其中藏有“不可告人之动机”。
ecocn.org
A Foreign Ministry spokesman, Liu Jianchao, said there were “ulterior motives” behind efforts to link Sudan with the Games.
外交部发言人之一刘建超说，在将苏丹和奥运联系在一起的行为背后存在着叵测的动机。

Still, capitalists will be capitalists and it comes as no surprise that some billionaires have ulterior motives for going green.
FORBES: The World's Greenest Billionaires
So liberalisers may have ulterior motives in mind, calculating that external liberalisation will force the pace of domestic financial reform.
ECONOMIST: Homeric wisdom The