This can provide a buffer against a downturn.

这可以在经济起冲作用。

WALSH : But don't pretend this buffer role for America goes anywhere good fast.

但不要假装美国的冲作用很快就会消失。

It is always possible to underestimate the shock absorbers in America's vigorous, multi-tiered system.

在美国充满活力的多级体系中，人们总是有可能估下坡路中起冲作用的那一骤。

Luckily for us, the Earth's atmosphere would act as a buffer, so we wouldn't experience the cold right away.

对我们来说幸运的是，地球的大气层将起冲作用，所以我们不会马上经历寒冷。

Good sports shoes should provide a cushion when running.

【cushion】好的运动鞋可以在跑动时起冲作用。

His landing was cushioned by the fresh snow that had fallen.

【cushion】他跌倒时刚下的雪起冲作用。

My folks'll be back on Monday, and they're usually a decent buffer.

我家人星一就回来，他们的冲作用一直发挥的不错。

And, when it comes to anthropogenic global warming, the problem would be far greater without the ocean's buffering effect.

而且，当谈人为全球变暖时，如果没有海洋的冲作用， 问题会大得多。

The padding acts as a cushion if the player falls or is hit by the ball.

【act】万一选手摔倒或者被球击中，衬垫可以起冲作用。

In the case of health, sodium bicarbonate indeed has a solid track record largely thanks to its metabolic acidosis buffering, aiding the kidneys in acid-base balance and preventing bone mineral loss.

在健康方面， 有记录显示碳酸氢钠确实有助于健康，这在很大程度上归功于它的代谢性酸中毒的冲作用，帮助肾脏酸碱平衡，防止骨矿物质流失。