deployment parachute

• 开伞

deployment parachute的用法和样例：

例句

1. Its ripcord can be attached to heavy furniture or a special hook so that the parachute opens automatically after its wearer jumps out a window.
   降落伞的开伞索可以绑在重家具或是特制的钩子上，带上这种降落伞的人一旦跳出窗外，降落伞便会自动打开。