弹性小球或小皮球的直径越小越好。
The diameter of the elastic balls or small rubber balls should be as small as possible.
跟孩子一起坐在地板上，拿起洋娃娃，玩具火车或者小皮球。
Get down on the floor with your kids and pick up a doll, truck, or ball.
小汤姆最后承认拿了哥哥的皮球。
Little Tom finally owned up to having taken his brother's ball.
发挥插孔你需要一个小橡皮球和10小金属物体称为插孔。
Jack you need to play a small rubber ball and 10 as the jack of small metal objects.
发挥插孔你需要一个小橡皮球和10小金属物体称为插孔。
Jack you need to play a small rubber ball and 10 as the jack of small metal objects.
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