tracer
tracer
noun
noun
- a person or thing that traces something or by which something may be traced, in particular
追踪者，追踪装置，尤指
■a bullet or shell whose course is made visible in flight by a trail of flames or smoke, used to assist in aiming
曳光弹
■a substance introduced into a biological organism or other system so that its subsequent distribution may be readily followed from its colour, fluorescence, radioactivity, or other distinctive property
示踪剂，显光剂
■a device which transmits a signal and so can be located when attached to a moving vehicle or other object
跟踪器（安装在移动车辆上或其他物体上，通过其发出的信号进行跟踪）
热门查询
- arrestee n.被捕者
- arrester n.捕拿者,制动器,防止装置,避雷器
- arresting adj.引人注意的，可观的 v.逮捕( arrest的现在分词 ),拘捕,制止,阻止
- arrestive adj.引人注意的
- arrestment n.阻止,逮捕,刹车,<尤苏格兰>（抵偿债款的）财产扣押
- arrestor n.被扣押的债务人财产的合法持有人
- arret n.判决,逮捕,命令,告示
- arrhizal adj.没有根的
- arrhythmia n.心律失常，心律不齐
- arrhythmic adj.无节奏的
- arrhythmically adv.没有节奏地，节律不整地
- arride v.使欢喜，使满足
考试词汇表
