sub·sti·tu·tive /ˈsʌbstəˌtutɪv, ˌtju-/ (a.)代理的,代用的,可取代的
sub·sti·tu·tive /ˈsəbstəˌt(j)utɪv/ 形容詞 取代的,置換的
Sub·sti·tu·tive a. Tending to afford or furnish a substitute; making substitution; capable of being substituted. ◄ ►