The army estimates more than 100,000 civilians are still trapped in the conflict zone, but each time the curfew is lifted the Taliban take advantage of the lull in fighting.

VOA: standard.2009.05.12

And basically other interesting activities we did, weather studies, and time zone studies, which is part of the geography, and lots and lots of information.

还有其他一些有意思的活动，气候研究和时区研究，这是地理课上学的，还有很多很多其他信息。

麻省理工公开课 - 媒体、教育、市场课程节选

And basically other interesting activities we did, weather studies, and time zone studies, which is part of the geography, and lots and lots of information.

还有其他一些有意思的活动，气候研究和时区研究，这是地理课上学的，还有很多很多其他信息。

麻省理工公开课 - 媒体、教育、市场课程节选