heart·sick /ˈhɑrtˌsɪk/
  (a.)悲痛的,苦惱的
  Heart·sick a.  Sick at heart; extremely depressed in spirits; very despondent.
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  heartsick
       adj 1: full of sorrow [syn: brokenhearted, heartbroken]
       2: without or almost without hope; "despondent about his
          failure"; "too heartsick to fight back" [syn: despondent]