Dogs act like toddlers when you need help - but cats just watch. Scientists compared 3 groups: pet dogs, cats, and human toddlers in an experiment where a human parent hides and pretends to look for an object. 75% of dogs and children helped. Cats only helped if it was in their personal interest.
这种类似“小聪明”的差异化小设计，在很长一段时间里都贯穿着绿联的产品，包括推出 USB 充电口 + 排插的设计，以及能插入AUX口的蓝牙接收器等等。，详情可参考同城约会
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