By comparing the intensity of the hum with the height of waves around the world, scientists can track where the buzz is coming from.

通过把全世界海浪高度和嗡嗡声的强度相比较，科学家能追踪到这种声音的来源。

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Many track coaches describe this ideal torso position as "running tall" and it means you need to stretch yourself up to your full height with your back comfortably straight.

许多田径教练将这一理想身姿描述为“跑得高挑”，意思是您跑步时需要将身体伸展至您的最大身高，背部舒服地挺直。

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For a single track lift, the container density is large, the pile height is higher, thus a higher handing level without turning over is needed.

单台轨迹吊对应的集装箱密度较大，堆高也较高，需求较高的办理水平，以避免频频翻箱。

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So you've got to get it around the track,". Bolt has been blessed with amazing talent, and his height gives him a long stride.

VOA: standard.2009.08.21

In the Albula Valley the track spirals to gain height, and around the austere grandeur of the Bernina Pass becomes one of the world's steepest narrow-gauge railways.

BBC: Swiss movement

Suddenly, it will be possible to not only track every customer, their height, weight and age, how long they looked at each item, what they started to buy but changed their mind, how long they stood in line, and a dizzying array of other variables.

FORBES: Welcome to the Real World

The first track at the site was built in 1987 at the height of the sport's popularity, before falling into disrepair.

BBC: Bulwell BMX track gets official opening