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weaken ['wi:kən]    添加到生词本 复制网址
基本释义
  • vt. 削弱,减弱,使稀薄
    vi. 变弱,变软弱
词形变化
  • 名　词：weak'en·er
参考例句
    1. To deprive of strength or vigor;weaken.
      减弱力气或力量;使虚弱
    2. His eyes weakened as he grew older.
      他年纪更大时视力变弱了。
    3. His illness had permanently weakened him.
      疾病使他再也无法恢复体力。
    4. A dilute or weakened condition.
      稀释稀释或变弱的状态
    5. A rise in unemployment symptomatic of a weakening economy.
      失业增加是经济萧条的表现
英英解释