The cold wind blew over the bowed backs of the willows, so that they creaked again.

风儿把寒气吹在老柳树的背上，弄得它们发出飕飕的响声来。

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The clients' small lot backs up to a preserve, where the forms of windswept trees and dunes record the intensity and direction of the constant coastal wind.

业主在一定程度上支持维持地块的现状，从树和沙丘形状就能看出海风的强度和方向。

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But the guards outside were huddled by the doors, backs turned against the icy wind and blown snow.

但是外面的守卫们都缩在门边，背对着冰风吹雪。

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They rowed toward shore, urging the raft through whitecaps with a strong wind at their backs.

NPR: Excerpt: 'The Assassins Gallery'

Both the President and the Congress have the wind at their backs in terms of public support.

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With the wind at their backs, even Pennsylvania may have seemed realistic with a three-point deficit Sunday night.

FORBES: Explaining Romney's Polling Delusion