doubles

n. [体]双打
名词double的复数形式

例句与用法：

Show a good man his error, and he turn it to a virtue, but an ill, it doubles his fault.

指出好人的过错，他会使之变为美德; 指出恶人的过失，他会变本加厉。

It is often found the same actor doubles with father and son in the same play.

人们经常发现在同一剧中同一演员兼演父与子。

He doubles the parts of a farmhand and a miner.

在这出戏里他既扮演雇农又扮演矿工。

Two Scotches, please and make those doubles, will you?

请来两杯苏格兰威士忌--都要双份的，好吗?