The third will be achieved during the Chang'e 5 mission, which is set to take place before the end of this year, China Daily reported.

据《中国日报》报道，第三个将在“嫦娥5号”任务中实现，该任务将于今年年底前完成。

youdao

The third will be achieved during the Chang'e 5 mission, which is set to take place before the end of this year.

第三个目标将在嫦娥5号任务中实现，该任务将在今年年底前完成。

youdao

As we mark the end of America's combat mission in Iraq, a grateful nation must pay tribute to all who have served there.

随着美国在伊拉克的作战任务结束，作为一个感恩的国家，我们必须向所有参战人员致敬。

youdao

The mission is accomplished when all insurgents are captured or killed. At the end of the operation, commanding officers debrief Marines.

VOA: standard.2010.04.06

Though Iraq is now grappling with political uncertainty five months after a parliamentary election, and with bomb attacks in Baghdad and other cities, the president and others in his administration are highlighting the coming formal end of the U.S.combat mission.

VOA: standard.2010.08.02

And indeed, President Hollande has announced that he will fulfill his campaign pledge of withdrawing combat troops, but there will remain a presence within the NATO-led mission of ISAF through the end of that mission, which is the end of 2014.

WHITEHOUSE: Press Briefing on NATO Defense Capabilities

At the end of the mission, Nasa decided to deliberately ditch the probes to avoid the possibility of an uncontrolled descent on to locations of historic importance, such as the Apollo landing sites.

BBC: Nasa reveals new information about moon probes crash sites

These "rules" call on space operators in LEO to make sure their equipment naturally falls out of the sky within 25 years of the end of a mission.

BBC: 'Urgent need' to remove space debris