n.付出的钱；税款

名词out的复数形式.

He and his wife seem to be on the outs these days. 他和他的妻子最近似乎感情很不好。

I did not do it out of revenge. 我做那件事并不是出于报复。

One of nine divisions or periods of a regulation game, in which each team has a turn at bat as limited by three outs. 一局循环比赛中九局中的一局，其间每个队都有一次以三次出局为限的击球机会

Ask Brenda, she knows all the ins and outs of how the photocopier works. 请问布伦达，她对如何操作复印机的详情很了解。