但是这种结合了不对称、解剖学和偶然性的进化机制并不能提供一个充分的解释来说明为什么右利手应该成为优势。
But this evolutionary mechanism combining dissymmetry, anatomy, and chance does not provide an adequate explanation of why right-handedness should have become predominant.
探讨了左、右利手与发旋方向之间的关系;
We make probe into the relation between left-hander, right-hander and direction of hair whirpools of head.
方法被试者为14名(7男7女)右利手健康大学生。
Method The subjects were 14 healthy right-handed college students (7 females, 7 males).
这次调查的结果是,基诺族全部是强右利手。这是一个非常特殊的结论。
Results showed that the Jinuos were all extreme right-handed which is a very special conclusion.
患者男性,65岁,右利手,即往有卒中史伴轻度左侧肢体瘫痪及房颤。
This65 year old right-handed man had a history of previous stroke, associated with a very mild left hemiparesis, and atrial fibrillation.
病例组和对照组右利手者的额、顶叶在复杂减法计算时均体现左侧偏侧化现象。
In complex substraction, for both right handed groups, activation of functional areas of frontal and parietal lobe had the left laterality.
左或右利手和优势眼似乎是研究大脑功能不对称性和大脑偏侧型的最可靠的方法。
Throwing hand and dominant eye seems to be a most reliable way for detecting functional asymmetry and cerebral laterality.
实际上,我们在大多数情况下讨论到的,都是右利手的人,再从中得出我所讲的一般性结论。
And, in fact, we're going to be talking about right-handed people for the most part, making generalizations in what I'll talk about now.
右利手的人(约占人群的91%):右侧大脑控制:音乐才能,幻想,想象,梦,制图和绘画。
In right-handed individuals (which comprise 91% of people) : the right side of the brain controls: musical talent, fantasy, imagination, dreams, drawing, and painting.
在19世纪60年代,法国外科医生PaulBroca注意到“右利手”和左大脑半球专门负责语言能力的关系。
In the 1860s the French surgeon Paul Broca noted a relationship between right-handedness and left-hemispheric brain specialization for language abilities.
这也不能解释为什么在一个由父母一方决定利手的物种中,当后代具有相同的遗传倾向时,他们并非完全是右撇子或左撇子。
Nor does it explain why, in a species where one parent determines handedness, a brood is not exclusively right or left-handed when the offspring would have the same genetic predisposition.
这也不能解释为什么在一个由父母一方决定用利手的物种中,当后代具有相同的遗传倾向时,他们并非完全是右撇子或左撇子。
Nor does it explain why, in a species where one parent determines handedness, a brood is not exclusively right-or left-handed when the offspring would have the same genetic predisposition.
利手和叠腿很可能均为常染色体单基因遗传,利手右型和叠腿右型分别为显性性状;
The hereditary mode of handedness or folding leg was likely the dominant heredity of single gene of autosome, and the right type of them was the dominant character.
利手和叠腿很可能均为常染色体单基因遗传,利手右型和叠腿右型分别为显性性状;
The hereditary mode of handedness or folding leg was likely the dominant heredity of single gene of autosome, and the right type of them was the dominant character.
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