“左撇子”,学名“左利”。一般来说,孩子在3岁之前左、右手并用,看不出以哪一侧为主,3岁以后才看出左利或右利,到6岁左右才能真正确定为左利或右利。如果任其自由发展,大约有10％的人是用左手拿筷吃饭,左手用剪刀,人称“左撇子”。“左撇子”与“右撇子”坐在一起吃饭,筷子要打架;一起写字,铅笔要交锋,非常不便。为此,当家长发现孩子有“左利”迹象时便立即纠正,甚至不惜采取打 “Left-handed”, scientific name “Zoli”. In general, children before the age of 3 left and right hand and use, do not see which side is the main, after 3 years of age to see the left or right, until the age of 6 can really be identified as left or right. If allowed to freely develop, about 10% of people are eating chopsticks left hand, left hand with scissors, known as “left-handed.” “Left-handed” and “right-handed” sit together to eat, chopsticks to fight; write together, pencil to confrontation, very inconvenient. Therefore, when parents find their children have “leftist” signs, they will immediately correct or even resort to