handedness

英 [ˈhændɪdnəs]

美 [ˈhændɪdnəs]

n.  用手习惯；用右手或左手的习惯

TOEFL医学

BNC.30167 / COCA.32542

英英释义

noun

• the property of using one hand more than the other
  Synonym:laterality

双语例句

• More or less, environmental factors affected the phenotypes of the 6 characters, and there was less environmental influence on the traits of tongue moving types and clasping hand than handedness and folding leg.
  环境因素对此6项特征均存在不同程度的影响，其中对舌运动类型特征和扣手的影响较小，对利手和叠腿的影响相对较大。
• Scientists disagree over what percentage of human populations are "right-handed" or "left-handed" because there is no standard, empirical definition for measuring "handedness";
  科学家们对于人群中右撇子以及左撇子所占的百分比持有差别的意见，这是由于现在对于丈量“利手”没有一个标准的、经验的定义；
• METHODS: A patient with unilateral acute subcortical infarction and a normal subject of right handedness, who were hospitalized in the General Hospital of Daqing Oil Field in June 2004, received fMRI with passive single finger exercise task.
  方法：应用被动单指运动任务，对2004年6月大庆油田总医院住院的1名急性单侧皮质下梗死患者和1名正常右利手被试进行功能性磁共振成像研究。
• But at one time, handedness ( twist direction of the shell) was equally distributed within some snail species that have become predominantly dextral or, in a few species, predominantly sinistral.
  但是曾经，许多蜗牛品种的手性（壳的螺旋方向）分布是均等的，后来都变成了右旋为主，只有少数一些品种是左旋为主的。
• There is evidence for genetic influence for handedness;
  有证据评释基因能影响“利手”；
• Research has shown that there is a genetic or inherited element to handedness.
  研究显示惯用左右手的习惯是一个遗传或是继承的元素。
• It does not seem to be related to handedness and has only a slight tendency to be familial.
  它似乎与用手习惯并无关联，而且仅有轻微的家族倾向。
• Things that can change from identity to identity include gender orientation, allergies, and handedness.
  还包括性别取向、敏感症、惯用手等也会随着身份的转换而改变。
• 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；
• There was obvious correlation between handedness and hand clasping, but no relation between handedness and arm folding, arm folding and arm folding.
  惯用手与扣手间存在明显的相互关系，扣手与交叉臂以及惯用手与交叉臂之间则无关。