Ahmed had been pulled from a desk job for the mission and had never descended a fast rope.

Ahmed是被从办公室中抽调出来参加这次任务的，他以前从未使用过速降绳。

youdao

The rope hasn't been tied fast.

绳子没系牢。

《新英汉大辞典》

The pilot scrapped the plan to fast-rope and focussed on getting the aircraft down.

这位飞行员放弃了使用速降绳的计划并专注于把飞机降落下来。

youdao

Ahmed had been pulled from a desk job for the mission and had never descended a fast rope.

NEWYORKER: Getting Bin Laden

My platoon was going to be fast roping directly onto a platform a couple hundred yards from the main building and my first task was to control the fast rope and direct the pilots into the right position and elevation.

FORBES: From the Battlefield to the Boardroom: A Navy SEAL's Guide to Business Leadership Success (Part 3 of 3)

The pilot scrapped the plan to fast-rope and focussed on getting the aircraft down.

NEWYORKER: Getting Bin Laden