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“一枚缝衣针能浮在水面上。”你相信吗？父亲在演示 “浮针”把戏的时候，我不到十岁。十多年来，这个带有浓郁“魔术”意味的表演，给我留下了深刻的印象。有一点生活常识的人都知道，铁放在水面上会毫不客气地沉到水底。缝衣针是铁做的，按理说，针在水面上是浮不起来的。可
“A sewing needle can float on the water.” Do you believe it? My father was less than ten years old when he demonstrated the “floaters” trick. For more than a decade, this performance with a strong “magic” has left a deep impression on me. Those who have a little knowledge of life know that iron will not sink down to the bottom of the water. The sewing needle is made of iron. It stands to reason that the needle cannot float on the water. can