a person who can find people or wild animals by following the marks that they leave on the ground 追踪者;跟踪者;追踪人(或野兽)的人 The trackers located the rhino and darted it with tranquillizing drugs. 追踪者找到了犀牛,并给它注射了镇静剂。
Oxford Collocations DictionaryTracker is used before these nouns:- dog
a device that follows and records the movements of somebody/something 跟踪器: 跟踪并记录某人/某物的运动的设备Electronic trackers show how far the animals range in search of food. 电子追踪器显示动物搜寻食物的距离。
- (also tracker fund)(
finance )金融 an investment fund that aims to follow in value a stock market index or group of indexes 追踪器: 旨在追踪股票市场指数或一组指数价值的投资基金Forget about fund managers and individual shares: choose an index tracker instead. 忘掉基金经理和个股:选择指数追踪器。