| 单词 | rfid |
| 释义 | rfid /ɑːr ef aɪ diː/ abbreviationradio frequency id, radio frequency identification (usually used as a countable noun 通常用作可数名词) an electronic device used for identifying sth or for preventing products from being stolen 射频识别（用于识别某物或防止产品被盗的电子装置）☞ rfid |
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