Stability is one reason poured concrete walls work where other types won't.

灌浇混凝土墙的稳定性是其他类型的墙无法发挥作用的原因之一。

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Where 50-kilogram king salmon once fought their way up waterfalls to lay their eggs in gravel beds, there now are only concrete walls holding back still water and deep beds of muddy deposits.

50公斤重的大马哈鱼王曾经奋力爬上瀑布，把卵产在砾石床上，现在只有混凝土墙挡住静止的水和深深的泥床。

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The heft of the concrete walls is offset by the riotous plantings of Texas elderberry, coralberry, and wax myrtles.

混凝土墙的厚重感被一丛丛茂盛的德克萨斯接骨木、珊瑚莓和蜡杨梅消减了不少。

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Costas Synolakis says Japan's concrete sea walls were not built to handle such high waves.

VOA: special.2011.03.21

Rock walls made of wood or concrete have places for the climber's hands and feet.

VOA: special.2009.12.09

Thus, the three- to six-foot concrete walls with 3-inch thick steel reinforcements, depending on design.

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No matter, he says, the area will be safer with all these new concrete walls.

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It skillfully incorporates the upgraded services that could not be threaded through the old solid concrete walls.

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