亨利的挤奶器是一个用手操作的真空泵。
The Hery Henry Milker is a hand operated vampire pomphand-operated vacuum pump.
这个操作系统打出了孩子使用也足够安全的广告。广告还称，这不是挤奶器产品，它的设计也不是为了取代商业化的机器。
The system is advertised as safe enough for children to use. The AD also says it is not a production milker and not designed to replace commercial machines.
每天早上，我那忙于清洗给牛儿用的挤奶器的奶奶都会特意走去打开牛奶储存库，让我看那些奶液旋流的牛奶桶，它们会被卖给当地的乳品店。
Grannie, busy washing milkers for the dairy cows each morning, takes time out to open the milk tank, showing me the swirling gallons ready to be sent to the local dairy.
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