We've covered the subjects on drone deliveries, self-driving cars, robotic window cleaners.

们已经涵盖了无人机投递，自动驾驶汽车，机人窗户清洁题。

Dave Keirle, the local window cleaner, suggests jokingly that both sexes owe him a lot.

当地门窗清洁工凯勒·凯勒开玩地说，男性和女性都欠他很多。

So next, we have window cleaner.

接，们有窗户清洁剂。

In addition, many service providers, such as window cleaners, are still paid cash in hand.

此外，许多服务提供者，如擦窗工，手头仍是现金支付。

Say, " Hey, do you have any Windex? " and people understand automatically, you need window cleaner.

说，“嘿，你有 Windex 吗？ ” 人们会自动理解， 你需要窗户清洁剂。

And there is one brand that has really just cornered the market on window cleaners, so much so that we just call it " Windex" .

并且有一个品牌真正垄断了窗户清洁剂市场，以至于们称之为“Windex” 。