The average human produces 25, 000 quarts of spit in a lifetime, enough to fill two swimming pools.
普通人一生中产生25 000夸脱的唾液，足以填满两个游泳池。
AIM: To observe the changes of physiological and endocrine indexes in swimming athletes and non-athletes under coldness and hotness and their influence on human immune system.
目的：观察冷、热环境下游泳运动员和非运动员生理和内分泌指标的变化，以及这些变化对人体免疫系统的影响。
World-wide, however, the typical year sees under a dozen human deaths by shark attack, as opposed to thousands of deaths by drowning or other swimming accidents.
可是在全球范围内，每年只有很少一些人死于鲨鱼攻击，与之形成鲜明对比的是，是成千上万的人类死于溺水或游泳事故。
Swimming is an all-pervading movement. Now, more and more people have pay an attention to the effects on human skin and hair during swimming.
游泳是一项日趋普及的运动项目，而游泳对人体皮肤及头发的影响也越来越引起了人们的关注。
The paintings all create some sort of interior space - a sharply lit drum set, the inner structure of a human lung, a section of a swimming pool bathed in sunlight.
这些绘画的创造一些室内空间-一大幅点燃一套鼓，一个人的肺部，在阳光的沐浴节游泳池内部结构排序。
In this strange extreme sport, a human catapult launches individuals over 26 feet (8 meters) in the air into a swimming pool or foam pit.
在这项奇特的极限运动中，参与者被弹射器抛到超过26英尺(8米)高的空中，然后掉入泳池里或者泡沫坑中。
In this strange extreme sport, a human catapult launches individuals over 26 feet (8 meters) in the air into a swimming pool or foam pit.
在这项奇特的极限运动中，参与者被弹射器抛到超过26英尺(8米)高的空中，然后掉入泳池里或者泡沫坑中。
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