The space capsule used parachutes to slow its descent.太空舱用降落伞以减低其下降速度。He used a parachute to bale out under enemy fire.他在敌人的火力下用降落伞逃生。Supplies were dropped by parachute.供给物资用降落伞空投。They had been dropping ammunition by parachute to alliance forces.他们已用降落伞向盟军部队空投弹药。