vt.使(感覺、痛苦等)減弱；使隔音
vi 死去；失去活力或光澤；不快樂.
Her feet were deaden with cold. 她的腳都凍得麻木了。
Unhappiness had deadened her to the lives of others. 她遭遇不幸,因而對別人的生活也無動于衷。
