substitute ['sʌbstitju:t, -tu:t]

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n. ����Ʒ��������
vi. ���
vt. ����

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v. deputise��fill in��replace��stand in
n. fill-in��replacement��reserve��second-stringer
a. ersatz��second-string��utility

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delegate��deputy��representative��agent��substitute
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1. We had to eat some potatoes substituted as a meal.
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2. Are cosmetics the substitute of beauty?
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3. Although life imprisonment is a better substitute for the death penalty sentence.
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ӢӢ����

n.
  1. a person or thing that takes or can take the place of another
  2. an athlete who plays only when a starter on the team is replaced
  3. someone who takes the place of another (as when things get dangerous or difficult)
v.
  1. put in the place of another; switch seemingly equivalent items
  2. be a substitute
  3. act as a substitute
adj.
  1. being a replacement or substitute for a regular member of a team
  2. capable of substituting in any of several positions on a team
  3. artificial and inferior

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substitute
����; ���ģ�ǩ�𣬾���; ����(�ϳ����³�); �򲹶�Ա;
substitute bench
�油��Աϯ; �油ϯ;
diamond substitute
��ʯ����Ʒ; ���ʯ����Ʒ;
substitute function
���ú���;
substitute mode
�滻��ʽ; ����ģ̬; ���뷽ʽ,���淽ʽ,������ʽ,ת�ӷ�ʽ,�滻��ʽ; ������ʽ;