To counter these effects on a long-duration mission, say, Mars, astronauts will certainly need to create their own artificial gravity.

比如在火星上，为了在长期任务中对抗这些影响，宇航员肯定需要人为制造重力。

youdao

Because the state isn't dependent on a given call stack, the approach is more stable for things like long-duration workflows.

因为状态不依赖于给定的调用堆栈，所以这种方式对于长期工作流这样的东西更稳定。

youdao

Workflow management and execution provide for the management and automated execution of both short-duration and long-duration management tasks.

工作流管理和执行是针对短期和长期管理任务的管理和自动执行而提供的。

youdao

"I am particularly concerned by the long duration of unemployment faced by a great number of workers, and the disruptive impact that this long-term unemployment has had, and will have on these workers and their families.

VOA: standard.2009.04.03

Usachev could have an easier time recovering, having spent two long-duration missions on the retired Russian space station Mir.

CNN: Alpha astronauts: Trip to Mars is doable

Atop this vehicle would sit a capsule, called Orion, equipped with the life support technologies able to sustain humans on long-duration missions.

BBC: European tech could propel Nasa's Orion capsule

Only fellow cosmonauts have stayed in space longer, including the long-duration champion, Sergey Avdeyev, who on three missions spent 747 days off the planet.

CNN: Discovery brings home Alpha crew