pis

听听怎么读
英 ['paɪz]
美 ['paɪz]
是什么意思
  • n.

    圆周率(π)( pi的名词复数 );

  • 英英释义

    pi

    • n.
      • the ratio of the circumference to the diameter of a circle; approximately equal to 3.14159265358979323846...
      • someone who can be employed as a detective to collect information

        同义词:private detectiveprivate eyeprivate investigatoroperativeshamussherlock

      • the scientist in charge of an experiment or research project

        同义词:principal investigator

      • the 16th letter of the Greek alphabet
      • an antiviral drug used against HIV; interrupts HIV replication by binding and blocking HIV protease; often used in combination with other drugs

        同义词:protease inhibitor

    学习怎么用

    词组短语

    pi controller比例积分控制器

    双语例句

    用作名词(n.)
    1. Zu Chongzhi accurately calculated the value of pi to seven decimal places.
      祖冲之很早就把圆周率准确推算到小数点后七位。
    2. Ignoring a clunky numerical system and devising his own, he demonstrated the nature of infinity and calculated a value for pi.
      他否决了当时繁冗的数字表达方式,发明出自己的数字系统,证明了自然的无穷性,并计算出圆周率的值。

    权威例句

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