indexlessadj.无索引的indexn.指数；索引；(刻度盘上的)指针v.指出；编索引index of landscape structure景观格局指数index of tourism consumption旅游消费指标index of hydrogen deficiency缺氢指数indexes system of evaluation评价指标体系index gradient optical fiber渐变折射率光纤index of program performance程序性能指标index of nutritional quality营养质量指数index of the academic papers论文索引index organism for pollution污染的指标生物indexes of dialogue behavior话语指标