etd

专有名词

An abbreviation referring to a system used in airports for screening luggage, where an agent swabs the luggage and uses a machine to detect trace amounts of explosives.

• 🇨🇳机场用于安检行李的爆炸物痕量检测系统，安检人员用拭子擦拭行李，再用仪器检测是否存在微量爆炸物。

1. Explosives trace detection B2 formal technical

   A security screening method used at airports where an agent swabs the inside or outside of luggage and analyzes the sample using a machine to identify trace amounts of explosive materials.

   • The security officer used the ETD system to check the passenger's suitcase.
   • All checked bags are randomly selected for ETD testing at major airports.
   • The ETD machine detected a tiny residue of an explosive compound on the laptop.
   • After the swab, the ETD device immediately flagged a potential threat.

   🇨🇳爆炸物痕量检测

   同义词: explosive trace detection

• etds plural form
• etds' possessive plural form
• etd's possessive singular form