The most mercurial source of spending..has..been recognised to be that for business investment.
出自: J. K. GalbraithShe was mercurial, able to change her mind or her mood.
出自: C. Priest"erratic behavior"
"fickle weather"
"mercurial twists of temperament"
"a quicksilver character, cool and willful at one moment, utterly fragile the next"
"the Mercurial canals"
"more than Mercurial thievishness"
"mercurial preparations"
"mercurial sore mouth"