The ambassador pointed out that it is much cheaper to pay for an Afghan soldier to serve in his own country than to deploy an American soldier or Marine there.

VOA: standard.2009.12.09

One reason for this is obvious; it's cheaper not to pay people, but the other reason is more interesting.

这样做的其中一个原因很明显;,不用付钱，当然就能省点了，但另一个原因更有意思。

耶鲁公开课 - 心理学导论课程节选

It's much cheaper like, eating is much cheaper.

东西便宜多了，比方说，吃的便宜多了。

来自法国 - SpeakingMax英语口语达人

Because it has been said that each American soilder cost us one million dollars a year Ambassodor is so much cheaper.

有人说一个美国士兵每年要花费一百万美元,相比之下，大使是如此廉价。

普林斯顿公开课 - 国际座谈会课程节选