rare [rεə]

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a. rarefied��rarified��uncommon

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1. That is a rare usage of this word.
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2. Such people as you describe are rare now.
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3. The doctor diagnosed my illness as a rare bone disease.
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adj.
  1. not widely known; especially valued for its uncommonness
  2. recurring only at long intervals
  3. not widely distributed
  4. marked by an uncommon quality; especially superlative or extreme of its kind
  5. having low density
  6. (of meat) cooked a short time; still red inside

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rare
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rare metal
ϡ�н���; ϡ�н����������; ϣ�н���; ϡ������) (ϡ������);
rare earth
ϡ��Ԫ��; ������; ϡ����,ϡ����; ϡ��;
rare base
ϡ�м��; ϡ���λ�;
rare species
ϡ����; ż����; ϡ������; ϡ������;