ca·lam·i·tous /kəˈlæmətəs/
 (a.)多災難的,不幸的
 Ca·lam·i·tous a.
 1. Suffering calamity; wretched; miserable. [Obs.]
    Ten thousands of calamitous persons.   --South.
 2. Producing, or attended with distress and misery; making wretched; wretched; unhappy. “This sad and calamitous condition.” --South. “A calamitous prison” --Milton.
 Syn: -- Miserable; deplorable; distressful; afflictive; wretched; grievous; baleful; disastrous; adverse; unhappy; severe; sad; unfortunate.
 -- Ca*lam*i*tous*ly, adv. -- Ca*lam*i*tous*ness, n.
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 calamitous
      adj : (of events) having extremely unfortunate or dire
            consequences; bringing ruin; "the stock market crashed
            on Black Friday"; "a calamitous defeat"; "the battle
            was a disastrous end to a disastrous campaign"; "such
            doctrines, if true, would be absolutely fatal to my
            theory"- Charles Darwin; "it is fatal to enter any war
            without the will to win it"- Douglas MacArthur; "a
            fateful error" [syn: black, disastrous, fatal, fateful]