drop one's guard

v.

丧失警惕；麻痹大意；

Behavior under impact of two polyvinyl acetate-polyethylene (PVA-PE) polymers and one elastomer--application to custom-made mouthgua...
Cascaded all-optical sub-channel add/drop multiplexing from a 1-Tb/s MB-OFDM or N-WDM super-channel with ultra-low guard-bands
We Must Not Drop Our Guard
Liquid crystal display having narrow cell gap and method of producing the same
ANGELS DROP ONE TO INDIANS GUERRERO'S MISCUE IN SIXTH TRIGGERS L.A. DOWNFALL CLEVELAND 14, ANGELS 2
Features of Today's One-Drop Rule
The No-Drop Zone Sara Felder's One-Woman Show Juggles Themes with the Greatest of Ease
Pansies don't floatC gay representability, film noir, and The Man Who Wasnt There
Analysis and Evaluation of the Department of Defense's Shift from Motor Carrier to Rail Movements of Ammunition Within the Continent...
New Thermo Fisher NanoDrop One UV-Vis Spectrophotometers Make it Easier to Determine Sample Quality and Suitability