substitute

/'sʌbstɪtut/

n 代替人，代用品

例句：Germany brought on a substitute at half time.（德国队在比赛半场时换上一名替补队员。）；substitute goalkeeper（替补守门员）

派生：substitutable；substitution；substituting；substitutability

短语：substitute for；substitute fuel；substitute material

同近：replacement；proxy；supply；fill in