Automatic milking is not new , but this is called the astronaut , its completely automatic system that allows the animal to decide when it wants to be milked .

自动挤奶机并不新鲜，但这款“宇航员”挤奶机可以让奶牛来决定什么时候挤奶。

His philosophy of juche ( self-reliance ) milked both moscow and beijing for aid , while secretly seeking a nuclear deterrent to keep the world at bay .

他利用“主体思想”从苏中双方榨取援助，同时秘密发展核威慑力量以牵制国际社会。

So you can imagine if there are only two times a day that they can be milked , that there 's always a lot of stress to be milked as the first one in the herds .

因此你可以想象，如果奶牛一天要挤两次奶，它们总会为群体中谁第一个挤奶而承受巨大压力。