ampleness
  廣大;豐富;充足
  Am·ple·ness n. The state or quality of being ample; largeness; fullness; completeness.
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  ampleness
       n 1: the property of being more than sufficient; comfortable
            sufficiency; "the ampleness of her servings more than
            satisfied his hunger"
       2: the property of impressive largeness in size; "he admired
          the ampleness of its proportions"