ETD

英 [ˌiːtiː'diː] 美 [ˌiːtiː'diː]

• abbr. 估计出发时间(=estimated time of departure)

英英释义

Noun:

1. a system for screening luggage in airports; an agent passes a swab around or inside luggage and then runs the swab through a machine that can detect trace amounts of explosives