n.指示器；指示剂；指示牌；【统计学】指标；【计】指示符
The smart new vehicle had an electronic indicator board. 智能化的新车带有电子指示器板。
Our goal is to obtain an indicator that can gauge concentrations. 我们的目标是得到能够测量浓度的指示剂。
We'll call your indicator number when material requested is ready. 当所需资料齐备时我们将叫您的指示牌号码。
指示器
adj.维护的(报复性的)
生物学指标
