a heavy silvery toxic univalent and bivalent metallic element; the only metal that is liquid at ordinary temperatures
Adjective
liable to sudden unpredictable change;
"erratic behavior" "fickle weather" "mercurial twists of temperament" "a quicksilver character, cool and willful at one moment, utterly fragile the next"
例句
用作名词(n.)
Mirrors have a backing of quicksilver.镜子以水银作底。
用作形容词(adj.)
Her quicksilver nature had been a constant concern to her parents in the past.她好感情用事，这曾使她父母牵肠挂肚。
