On the subject of space walks, for example, audiences vary in their interests and how much complexity they can comprehend.

在太空行走这个主题上，观众的兴趣不同，能理解的复杂程度也不同。

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Two space walks for maintenance work and component installation are scheduled during the 11-day mission, Discovery's last.

发现号的最后11天的任务中包括两次太空行走进行维护和部件安装工作。

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Two astronauts aboard Endeavour are set to conduct three space walks that will largely be devoted to installing Tranquility.

奋进号上的两名宇航员将进行三次太空漫步，其中大部分是为了安装宁静号。

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Two astronauts aboard Endeavour are set to conduct three space walks that will largely be devoted to installing Tranquility.

VOA: standard.2010.02.08

Astronauts will conduct three space walks during the mission to install some of the equipment to the station.

VOA: standard.2010.04.05

Mission specialist Leland Melvin controlled the robotic arm that helped Satcher and his crew during the space walks.

VOA: standard.2010.02.02

He spent a total of more than 52 days in space, including three space walks.

NPR: Former Astronaut on NASA Risk Assessment

Haignere, an air force pilot who visited Mir for three weeks in 1993, plans two space walks during his mission.

CNN: Space crew reaches Mir for possibly last mission

Also on tap are four space walks focusing on the station's two Solar Alpha Rotary Joints, which allow the solar panels to track the sun.

CNN: Endeavour docks with space station