无人机还可以了解某人的喝咖啡习惯，并知道人何时需要下一杯咖啡。
The drone can also learn about someone's coffee drinking habits and tell when someone need next cup of coffee.
在了解人们对无人驾驶汽车的态度后，你会发现似乎并没有明显的代沟。
When you look at attitudes toward driverless cars, there doesn't seem to be a clear generational divide.
迄今为止，围绕月球，共开展了73项科学探测任务，载人或者无人，以了解月球的化学成分，尤其是发现水，更是重点关注的项目。
There have been 73 missions, manned and unmanned, to the Moon, and understanding its chemical composition, particularly finding water, has always been a priority.
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