expedience
noun [ U ] formal uk/ɪkˈspiː.di.əns/ us/ɪkˈspiː.di.əns/ (also expediency, /ɪkˈspiː.di.ən.si/ /ɪkˈspiː.di.ən.si/)
权宜之计；应急办法；不得已而做的事
the situation in which something is helpful or useful in a particular situation, but sometimes not morally acceptable
As a matter of expedience, we will not be taking on any new staff this year. 迫不得已，我们公司今年将不招新员工。
I think this government operates on the basis of expediency, not of principle. 我认为这届政府做事毫无原则，只顾眼前之事。
Compare: opportunism