President Trump has decided to do a general housecleaning at the Department of Homeland Security.

特朗普总统决定对美国国土安全部进行大清洗。

Well, if it isn't the ghost of housecleaning past.

这不是有过清扫房子经历的鬼魂吗。

Thirty-seven percent of those organizations allowed employees to redeem rewards points for time-saving services like housecleaning.

其中 37% 的组织允许员工用奖励积分兑换房屋清洁等节省时间的服务。

So, simply by sacrificing coffee for two weeks, they could each afford to buy about one hour of housecleaning through TaskRabbit.

因此，只需牺牲两周的咖啡时间，他们每个人就可以通过 TaskRabbit 购买大约一小时的房屋清洁时间。

Co-ops are really just a group of people who have a shared need, be that vegan cheese or housecleaning, and they come together to address that need.

合作社其实就是一群人，他们有着共同的需求，比如素食奶酪或者房屋清洁，他们聚到一起来解决这一需求。

Just by knowing their answers, we could predict what decision they would make when given the choice of a cheaper flight with a longer layover or a more expensive direct flight, and of a housecleaning voucher or a cash prize.

只要知道他们的答案，我们就可以预测他们在选择更便宜、中途停留时间更长的航班或更昂贵的直达航班，以及房屋清洁券或现金奖励时会做出什么决定。