electronic tag
noun [ C ] mainly UK uk/el.ekˌtrɒn.ɪk ˈtæɡ/ us/i.lekˌtrɑː.nɪk ˈtæɡ/
（安装在人、动物或物体上的电子装置，以便记录其行踪的）电子标签;电子追踪器
an electronic device that is fastened to a person, animal, or object, so that police, scientists, or other people can know where they are or find other information about them
He goes to work wearing an electronic tag, so police can track him. 他上班时带着电子追踪器，这样警察就能跟随他的行踪。
The shark was fitted with an electronic tag that will record its location and depth. 鲨鱼身上装有电子追踪器，可以记录其位置和深度。
Retailers are using electronic tags to minimize theft during the holiday season. 零售商正在使用电子标签，以便在节日期间尽量减少盗窃。
- More examples
- She is required to wear an electronic tag as part of her bail conditions.
- These days, the agriculture industry puts electronic tags on cows' ears and takes retinal scans of their eyeballs.
- Electronic tags implanted in salmon can be detected in cormorant droppings.
- Electronic tags affixed to bottles of medicine will let drug firms, wholesalers, and pharmacies authenticate drugs sold in the US.
- Instead of using traditional pricing labels on shelves, Whole Foods has switched to electronic tags to save time and money.