n.緩沖；(火車頭尾或軌道末端的)緩沖器；[計算機]緩存區(qū)；老朽

v.緩沖；減輕；[計]緩存

The world's natural ecosystems act as a buffer. 地球上的自然生態(tài)系統起著一種緩沖的作用。

Support from family and friends acts as a buffer against stress. 家庭和朋友的支持有助于減緩壓力。

He is a silly old buffer. 他是個老糊涂。