They look like low-lying, white or grey buttes, long, narrow hills with flat tops, barely a meter high.

它们看起来就像低洼的白色或灰色的孤山，又长又窄，山顶平坦，只有一米高的山。

youdao

If it shows the entire sole of our foot with little to no curve on the inside, it means you have low arches or flat feet and tend toward over-pronation (your feet roll inward).

如果脚印描出你的整个脚底，内测几乎没有任何曲线，就表示你的足弓较低或属于扁平足，倾向于过度内旋(你的脚往内翻)。

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If your foot is at a right Angle to your outstretched leg and does not dangle, you have a low ankle-joint axis and will be more comfortable in flat shoes than in high heels.

如果你的脚和你伸直的腿成直角，且没有晃荡，那么说明你有一个较低的踝关节，你穿平底鞋会比穿高跟鞋更舒适。

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People driving during a tornado are told to find low ground and lay flat,facedown, with their hands covering their head.

VOA: special.2011.04.19

They also expect flat to low single digit growth in comparable restaurant sales.

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Looking ahead, in 2013, Chipotle sees 165 to 180 store openings and flat to low-single digits in sales growth.

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Taxes are flat and low (the government has just moved to cut income tax from 21% to 20% in 2015).

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