constants

英 [ˈkɒnstənts]

美 [ˈkɑnstənts]

n.  常数; 常量
constant的复数

柯林斯词典

• ADJ 持续不断的;重复的;一直存在的
  You useconstantto describe something that happens all the time or is always there.
  1. She suggests that women are under constant pressure to be abnormally thin...
     她暗示说女性总是处在保持身材异常瘦削的压力之下。
  2. Inflation is a constant threat...
     通货膨胀始终是个威胁。
  3. He has been her constant companion for the last four months.
     4个月来，他一直陪伴在她身边。
• ADJ-GRADED 恒定的;不变的
  If an amount or level isconstant, it stays the same over a particular period of time.
  1. The average speed of the winds remained constant.
     平均风速保持稳定。
• N-COUNT 恒定物;常数；常量；常项
  Aconstantis a thing or value that always stays the same.
  1. In the world of fashion it sometimes seems that the only constant is ceaseless change...
     在时装界，有时似乎唯一永恒不变的东西就是不断的变化。
  2. Two significant constants have been found in a number of research studies.
     若干研究已经发现了两个重要常量。

You can useconstant,continual, andcontinuousto describe things that happen or exist without stopping. You describe something asconstantwhen it happens all the time or never goes away.He was in constant pain. ...Eva's constant criticism.Continualis usually used to describe something that happens often over a period of time, especially something undesirable....his continual drinking. ...continual demands to cut costs.If something iscontinuous, it happens all the time without stopping, or seems to do so....days of continuous rain. ...a continuous background noise.
constant, continual 和 continuous 均可用来描述不断发生或一直存在的事物。constant 表示一直在发生或从未消失：He was in constant pain (他的疼痛一直没有消停)，Eva's constant criticism (伊娃没完没了的批评)。continual 通常用来形容一段时期内经常发生的事，尤其是令人讨厌的事：his continual drinking (他经常饮酒)，continual demands to cut costs (不断要求削减成本)。continuous 表示一直没有间断，或者貌似如此：days of continuous rain (淫雨霏霏的日子)，a continuous background noise (持续不断的背景噪音)。

双语例句

• The rate constants and activation parameters of these transitions have been measured and discussed.
  测得并讨论了这一构象变化的速度常数和活化参数；
• All functions, mathematical and physical constants can also be used in expression.
  所有功能，数学和物理常量也可以用来表达。
• The syntax and semantics for defining constants in IDL are identical to C++.
  在IDL中定义常数的语法和语意与C++一样。
• This interface contains no methods or constants.
  该接口不含任何方法和常量。
• The results indicated that the equilibrium constants are not sensitive to both solvents and reaction temperature.
  结果表明，平衡常数对溶剂和反应温度都不敏感。
• The binding constants and the numbers of the binding sites at different temperatures were calculated.
  计算了不同温度下的结合常数和结合位点数；
• These should be four undetermined constants in the displacement function.
  位移函数中应有四个未定常数。
• It's used for objects such as string constants and classes.
  它用于诸如字符串常量和类之类的对象。
• The header files under/ usr/ Include/ limit. h and ulimit. h define these constants.
  usr/Include/limit.h和ulimit.h下的头文件定义了这些内容。
• Two significant constants have been found in a number of research studies.
  若干研究已经发现了两个重要常量。