mercurialKK [mɚˋkjʊriəl] /mɚˈkjʊɹiəl/發音形容詞1善變的、情緒多變的、反覆無常的His mercurial temper made working with him unpredictable.他情緒多變,跟他共事很難預料會發生什麼。2機敏的、活潑的、思緒敏捷的讚許She brought a mercurial wit to every panel discussion.每場座談會上,她都展現出機敏的才思。3汞的、含汞的化學Older thermometers may leak mercurial compounds if broken.舊式溫度計若破裂,可能會滲出含汞化合物。