Support from family and friends acts as a buffer against stress.

家庭和朋友的支持有助于减缓压力。

《牛津词典》

In order to reduce the expansion stress resulting from cement's expansion and prolong the life-span of porcelain insulator, a thin asphalt buffer layer is coated between the porcelain and the cement.

为了降低水泥膨胀所引起的膨胀应力，延长瓷绝缘子的使用寿命，在胶装时一般在瓷体和水泥之间涂一层沥青缓冲层。

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My family's support acted as a buffer against my stress at work.

意思是家人的支持帮助我缓解了工作上的压力。

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For partners and spouses, "it is vital that they learn to create a buffer between the person's reaction to stress and their own experience, " says Robert Lawrence Friedman, president of Stress Solutions, a Forest Hills, N.

WSJ: When Your Partner Overreacts to Stress

As part of the package of new standards, banks will be required to increase their minimum common equity requirement from 2% to 4.5%, and will additionally have to hold a capital conservation buffer of 2.5%, "to withstand future periods of stress, " the Basel Committee said in a press release.

FORBES

The 7% includes a 2.5% "conservation buffer" to protect banks against periods of difficulty or stress.

BBC: Bank shares rise after new rules agreed