molar

英 [ˈməʊlə(r)]

美 [ˈmoʊlər]

n.  磨牙; 臼齿

复数：molars　

GRE

BNC.13589 / COCA.21631

牛津词典

noun

• 磨牙；臼齿
  any of the twelve large teeth at the back of the mouth used for crushing and chewing food

柯林斯词典

• 磨牙;臼齿
  Yourmolarsare the large, flat teeth towards the back of your mouth that you use for chewing food.

英英释义

noun

• grinding tooth with a broad crown
  Synonym:grinder

adj

• containing one mole of a substance
  1. molar weight
• designating a solution containing one mole of solute per liter of solution
• of or pertaining to the grinding teeth in the back of a mammal's mouth
  1. molar teeth

双语例句

• Therefore pit and fissure sealing on second molar can be used on the prevention of permanent dental caries.
  因此，实现龋病预防三早，重视第二恒磨牙开展窝沟封闭具有实际意义。
• The effects of reaction temperature, space velocity, molar ratio of water to methanol, and reaction time on the performance of the micro reactor were investigated.
  试验研究分析了反应温度、进料速度、水醇比（水和甲醇的物质的量的比）、反应时间对甲醇水蒸气重整制氢微型反应器性能的影响。
• On this basis, we discuss the molar structure of ancient marine environment in the analysis of the significance.
  在此基础上，讨论了臼齿构造在分析古海洋环境方面的重要意义。
• So you've got the molar density for liquid is then smaller than the molar density for the solid.
  所以你最终得到的结果是，液体的的摩尔密度，小于固体的摩尔密度。
• We invoke Dalton's Law of molar proportions, we write it subject to conservation of mass.
  我们援引了摩尔分数的道尔顿定律，要服从质量守恒定律。
• Activity coefficient Number expressing the ratio of a substance's chemical activity to its molar concentration.
  活度系数：化学术语，活度系数指物质的化学活度对其浓度之比。
• O what happens if the molar volume for the liquid is bigger than the molar volume of the solid.
  会怎么样，如果水的摩尔体积，比固体的摩尔体积大？
• Thirdly, the relationships between electric conductivities of potassium chloride solutions and temperature and molar ratio are studied.
  三是研究了氯化钾溶液的电导率随温度和浓度变化的关系。
• Rheological properties of hydroxypropylated corn starch with high molar substitution and its affecting factors were studied.
  研究了高取代度羟丙基玉米淀粉溶液的流变学性质及其影响因素。
• The density, refractive index and molar refraction of glasses, and their relationship with composition had been measured.
  测量了玻璃样品的密度，折射率和摩尔折射度，并分析了它们和玻璃组分的关系。