The difference between whale poop and fish poop is that whale poop tends to float, or at least stay near the surface.
鲸鱼粪便与其他鱼类粪便的区别在于，鲸鱼粪便会漂浮在海面上，或者，至少停留在海面附近。
Plants like duckweeds float on the surface of still and slow-moving waters, while those with roots and flexible stems can stand in swift -flowing streams.
像浮萍一样的植物漂浮在静止和缓慢流动水面上，而那些有根而且茎干柔软的植物能在快速流动的溪流中站立。
European governments could step up to this challenge, since they are tied to Libya via gas pipelines that float beneath the surface of the Mediterranean.
欧洲各国可能将面临利比亚局势方面的挑战，因为地中海下的天然气管道使其与利比亚紧密相连。
The theory of plate tectonics holds that the surface of Earth is composed of a dozen or so huge crustal slabs that float on a sea of partially molten rock.
板块构造论认为，地球表面由十来个巨大的地壳板块构成，漂浮在浩瀚如海的部分熔岩上。
Three different lapping regions, including crater area of diamond surface, dissociation area and smooth area, were observed during diamond lapping process by elastic float lapping.
实验观察到金刚石弹性浮动研磨过程中存在着三个不同的加工区域：金刚石表面凹坑区、解理区、光滑区。
The copper, the gold and the silver in the cyanide slag can better float in the floatation process after having fresh surface.
氰化渣中的铜、金和银有了新鲜表面后在浮选过程中能较好的浮游。
That is why it is much easier to float when we are completely under the surface, head and all, than if we try to keep our heads out. (4)
这是我们将头和全身完全钻进水中进行漂浮，比我们试图把头保持在水面上作漂浮，要容易得多的原因。
This means that our noses are limited to perceiving those smells which float through the air, missing the majority of smells which stick to surface.
这就意味着我们的鼻子仅限于去感知空气中飘过的气味，而大部分气味是附着在各种物体表面的，就被我们错过了。
They dive and surface and float around on their backs with their little PAWS poking up out of the water, munching sea urchins or thinking about munching sea urchins.
他们不时钻入水面，又露出来，四脚朝天漂浮在水面上，嘴里嚼着海胆或者只是想着在嚼海胆。
Sometimes the microemboli can be identified in the gross specimen by gentle pressure on fresh tissue slices immersed in saline, which releases the droplets and permits them to float to the surface.
有时微小脂肪栓子能在大体标本中被识别。方法是将新鲜组织薄片浸入盐水中，再轻轻压迫组织，则脂肪小滴释出并漂浮到水面。
The spot distortion flaw on the surface of the float glass has been studied, Using the JCXA-733-type electron microprobe.
借助JCXA- 733型电子探针仪对浮法玻璃表面呈现的光畸变点缺陷进行了研究。
It is shown by the diagnosis of tin surface layer that the dielectric constant in the tin surface layer is larger than that inside the float glass.
渗锡层诊断证明：渗锡层的介电常数大于浮法玻璃内部的介电常数。
Our oil skimmers can efficiently remove all petroleum-based oil, fats, greases and oily wastes as well as animal and vegetable oils that float on the surface of water.
我们的各种浮油回收机可以有效地去除漂浮在水面的所有基于石油的油类、油脂、油膏和油性废物，以及动物和植物油。
Float glass and surface ground or polished glass, in sheets, whether or not having an ab - sorbent, reflecting or non-reflecting layer, but not otherwise worked.
浮法玻璃板、片及表面研磨或抛光玻璃板、片，不论是否有吸收、发射或非反射层，但未经其他加工。
Without this lip, crankbaits would float on the surface of the water, leaving a very unappealing and out-of-reach target for most fish.
没有舌板，crank就会浮在水面，毫无姿态可言，也无法到达大部分鱼所在的位置。
Similarly, in water containing algae, bubbles can float the algae to the surface for easy collection and processing.
与此类似，在充斥藻类的水中，微气泡可使藻类浮到水面上，从而易于藻类的收集和加工。
Minute organisms that float or drift passively near the surface of oceans and seas.
洋面和海面附近的浮动或被动漂浮的微小生物。
A good way to find your balance is to float face down on the surface of the water without moving.
找到自己平衡点的好办法就是脸向下，一动不动地漂在水面上。
Plants like duckweeds float on the surface of still and slow-moving waters, while those with roots and flexible stems can stand in swift-flowing streams.
像浮萍这样的植物在静止和缓慢移动的水域漂浮，而那些长着根和易曲的茎的植物却可以在湍急的水流中生长。
Plants like duckweeds float on the surface of still and slow-moving waters, while those with roots and flexible stems can stand in swift-flowing streams.
像浮萍这样的植物在静止和缓慢移动的水域漂浮，而那些长着根和易曲的茎的植物却可以在湍急的水流中生长。
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