Tra từ tripwire - Từ điển Oxford Advanced Learner 8th

Từ điển Oxford Advanced Learner 8th

tripwire trip·wire [tripwire tripwires] BrE [ˈtrɪpwaɪə(r)] NAmE [ˈtrɪpwaɪər] noun a wire that is stretched close to the ground as part of a device for catching sb/sth if they touch it