水面

As we see in the opening scene, the swimmer is winding high in the water with a strong flutter kick and steady high head position.

我们在视频的开头看到，这位游泳者正在水面蜿蜒前进，他的体位很高，他的打腿有力，头部稳定，头位也较高。

A swimming stroke ; arms are moved alternately overhead accompanied by a flutter kick.

一种游泳方式；胳膊在头顶交替变换并且伴着脚排击水面。

You want to fly over the water as far as possible.

你要飞过水面，飞得越远越好。

It leaned forward with its forefeet almostinto the flow.

它俯身向前，前爪几乎踩到了水面。

Not all free-swimming animals stay in one zone-the sperm whale dives to over 500 m (1,650 ft) to feed on squid, returning to the surface to breathe air. Some animals from cold, deep waters, such as the Greenland shark in the Atlantic, are also found in the cold, surface waters of polar regions. Over 90 per cent of all species dwell on the bottom.

不是所有的自由游动的动物都在一个地带--抹香鲸潜在500米（1650英尺）多深的地方，以鱿鱼为食物，重新回到表面上面来呼吸空气一些动物从冷，深的水中，像在大西洋的格陵兰鲨鱼，也是在极地的冷，水面上发现的这超过百分之90的居住在底部。

What is your air draft/freeboard?

你船的水面以上高度/干舷是多少？

Some people still believe that Freemason is only a small part of the medieval Guild of Stonemasons which floats up to the surface.

有些人仍然相信，共济会不过是中世纪石匠行会浮出水面的冰山一角，现代共济会的背后必定还隐藏着一个更为神秘的组织。

The natural process is just like the freeze blow over the water surface.

这自然的过程犹如风吹过水面一样。

The nutural process is just like the freeze blow over the water surface.

这自然的过程犹如风吹过水面一样。

The main purpose of the frigate is to escort surface fleets in deep oceans.

护卫舰的主要目的是护航在深海区域的水面舰队。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。