LoBue and DeLoache presented 192 boys and girls aged between seven months and five years with pairs of small objects (e.g. coasters and plastic clips) and invited them to reach for one.
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它(shuffle)是如此的小,仅有上一代产品的一半大小,因此可以做成夹子一样的形状别在衣服上。
” It is so small, half the size of its predecessor, that they could make it in the same shape as one of those pins that clip on to clothing.