lifebelt

n.

救生带，救生圈；

复数：lifebelts

Life-belt
Life belt
Life belt
LifeBelt: Silent Directional Guidance for Crowd Evacuation
On the Efficiency of LifeBelt Based Crowd Evacuation
LifeBelt: Crowd Evacuation Based on Vibro-Tactile Guidance.
On the Efficiency of LifeBelt Based Crowd Evacuation
Combined cushion and life belt
Life belt projectile
Neurologically intact survival in a porcine model of cardiac arrest: manual cardiopulmonary resuscitation vs. LifeBelt cardiopulmona...
The Lifebelt – the Definitive Guide to Managing Customer Retention , John A Murphy, Wiley
Synthesis of novel chalcogenide 'lifebelts' and their electrogenerated chemiluminescence
Class of 2006: lifebelt for the IPOD generation