propels bright light high in the sky, or used to propel a lifesaving line or harpoon.
能够把明亮的光推进到高空中，或者用于推进救生绳、捕鲸枪。
"Bring a long rope (> 10 m) for rescue purpose. The rope should be able to float on water, does not stretch easily and should be easy to hold tightly."
应带一条长于十米、能浮水、没有弹性、不容易滑手的救生绳。
line throwing gun
抛绳枪救生)抛绳枪
A line shot to a ship in distress.
救生索抛向遇难船只的绳索
Five men were able to get into it, and we tied it to the tug with a pair of lines.
5个人上了救生艇，我们用一对绳子将救生艇绑到拖船上。
prusiking [mountain rescue]
沿绳攀登法〔攀山抢救〕
Navy rescue swimmer Shad Hernandez was lowered into the water by a rope.
海军救生员谢德·赫尔南德兹用一根绳子从直升机上吊落到海水里。
An anchored line thrown as a support to someone falling or drowning.
救生索一条一端固定的绳索，扔给坠落或溺水的人作为支撑物
Authorities say the man got in one of the Carnival Liberty's lifeboats and tried to cut its ropes with an axe.
当局称，该名男子跳上"自由狂欢节号"的一个救生艇，并试图用斧头砍断绳索。
The rescuers felt John lose [losing] his grip of the rope.
救援人员感到约翰抓不住绳子了。
The one and only way to rescuer him is to lower down a rope.
营救他的唯一办法是往下放一根绳索。
A life preserver shaped like a ring.
救生圈圈状救生用具
emergency lifeboat
应急救生艇值勤救生艇
The scarlet cord was a sign to the spies she wanted to be rescued by them.
朱红线绳是给探子们的暗号，告诉他们她想获救。
line thrown from a vessel that people can cling to in order to save themselves from drowning.
一种从船上扔下的用于人们攀援救命的绳索。
Using and Analyzing of High-strength Salvage Cable-Denima Cable
高强度救助缆-迪尼玛缆绳的使用与分析
You're a life saver.
你是个救生员(啊，得救了)。
deep submergence rescue vehicle
深潜救生艇深水救助船