indicatoryadj.指示的；表示的indicatorn.指示器；指示剂；指示牌；【统计学】指标；【计】指示符indicators system指标体系indicator pointer指示针,指示器指针indicator systems指标体系indicator benthos指示底栖生物indicator diagram示功图,指示线图,指示萍表,指示图,指示器图表indicator bracket显示器架indicators systems指标体系indicator exponent指示剂指数indicator solution指示剂溶液indicator constant指示剂常数