I don't think there's a single lonely amateur radio operator in the world.

我不认为世界上的业余无线电接线员会是孤身一人。

With a robot, they could employ a single operator to work across multiple stores, and focus on hiring humans to work at cash registers, he says.

他说，有了机器人， 他们可以雇用一名操作员在多家商店工作， 并专注于雇用人员在收银台工作。