trip-wire
英[t'rɪpw'aɪər]
美[t'rɪpw'aɪər]
- n.(设在地面上的)警报拉发绊网
详细释义
名词 trip wire:
-
a small military force that serves as a first line of defense; if they become engaged in hostilities it will trigger the intervention of stronger military forces
-
a wire stretched close to the ground that activates something (a trap or camera or weapon) when tripped over
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