obstacle courses

BattleFrog 24 lasts two grueling days and involves running 36 miles, swimming 18 kilometers ( about 11 miles), and tackling six laps of obstacle courses. Sound intense? It is.

BattleFrog24是一项持续两天的严酷挑战，其中包括36英里跑步，18公里（约11英里）游泳以及穿越六重障碍物。这听上去很困难是吧？的确。

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The middle of the field is devoted to games, obstacle courses and space for playing in the snow.

场地的中间用于各种比赛，穿越障碍以及用于在雪地游玩的空间。

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While crowding is hardly a new problem in the city, the sidewalks that cemented New York's reputation as a world-class walking city have become obstacle courses as more people than ever live and work in the city and tourism surges.

尽管拥挤几乎算不上该市的新问题，但随着在这里居住和工作的人比以往任何时候都多且旅游业发展迅猛，巩固了纽约世界级步行城市声誉的人行道变成了障碍训练场。

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They're used to obstacle courses.

他们要修这一门课程。

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The cardio portion involves bootcampers running around park trails and zigzagging through pylon-marked obstacle courses on the field with their leashed canine companions.

在心肺锻炼部分，学员们要绕着公园里的小路跑步，并和他们的爱犬一起穿梭通过路障。

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Army dogs must all go through training on obstacle courses, etc.

军犬都要经过攀越板障等训练.

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But Billie remained fearless-and proved resilient-and she soon figured out how to maneuver her way around these new obstacle courses.

但比莉仍然无所畏惧，而且坚韧不拔，它很快就找到了在这些陌生的障碍物之间穿行的方法。

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To track the insects' navigation, she and her team set up tiny obstacle courses for more than a hundred honeybees.

为了跟踪昆虫的飞行路线，她和她的团队为100多只蜜蜂设置了小型障碍。

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