通过黑藻和不同覆盖度水鳖的组合，研究了漂浮植物对沉水植物的影响。
The influence of the free floating macrophyte Hydrocharis dubia on the growth of the submerged macrophyte Hydrilla verticillata was studied by using different coverage of H.
这些植物漂浮在水面上。
它主要通过地下茎传播；当根系统碎片或整个植物漂浮到一个区域并生根，或当种子漂浮到一个合适的区域并发芽时，菌落就形成了。
It spreads primarily by underground stems; colonies form when pieces of the root system or whole plants float into an area and take root or when seeds float into a suitable area and germinate.
莴笋、药草、白菜和甘蓝都可以通过这种方式培养。植物漂浮在泡沫板上，它们的根悬浮在下面的水里。
Lettuce, herbs, bok choi and kale can all be grown this way. The plants float on a foam sheet, their roots dangling into the water below.
植物漂浮在泡沫板上，它们的根悬浮在下面的水里。
The plants float on a foam sheet, their roots dangling into the water below.
我们还采用了可以吸油的栅栏和垫板，来吸收漂浮在海面上和附着在植物表面、船只底部和建筑上的油污。
Absorbent booms and pads are being used to soak up oil floating on the surface or clinging to plants, boats and structures.
“我们要说的是水生植物漂浮在水面上，使用鱼的排泄物作为营养源，”他解释道。
"We're talking plants floating on the surface of the water, using the fish waste as nutrition," he explains.
建筑的想法让人感到很超凡，建筑几乎漂浮在海面上，就像一艘船、一只鸟或一种植物。
The idea is that the building feels ethereal, almost floating on the sea, like a ship, a bird or a plant.
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。
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.
微小无根水生植物的一个属，有球形叶，漂浮于水面或生长于水面附近的地方。
Minute rootless aquatic herbs having globular fronds floating on or near the water surface and bearing one flower per frond .
满山绿草的山丘周围漂浮着很多雕塑品，有抽象艺术品、超大的植物、动物、鱼类、历史人物、纪念文物等，这些基本上都是由氦气球形成的。
Essentially helium filled balloons, these colorful objects are a combination of abstract pieces of art, oversized plants, animals or fish, and historic people, monuments or structures.
浮叶，叶枕：水生植物漂浮的宽叶子，如睡莲。
The broad, floating leaf of an aquatic plant such as the water lily.
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。
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.
志愿者将在波浪中种植漂浮的新芽植物。
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。
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.
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