n.追踪者(器)；示踪物；曳光弹；[化]示踪剂
We continuously inject a tracer into a point in a steadily moving fluid. 我们连续地将一种示踪物注入某稳定运动流体中之一点。
Metal piercing, incendiary or tracer ammunition is prohibited from IPSC competitions. 穿甲弹、烧夷弹或曳光弹在IPSC竞赛中是明令禁止的。
This solute will be referred to as a tracer. 这种溶质称为示踪剂。
The tracer becomes increasingly dispersed. 示踪剂逐渐地扩散。
n.跟踪路由
示踪剂
n.放射指示剂(放射示踪物)
n.花饰窗格；窗饰；花饰图案
