minus sign 英 [ˈmainəs sain]   美 [ˈmaɪnəs saɪn]

minus sign

minus sign  英 [ˈmainəs sain] 美 [ˈmaɪnəs saɪn]

phrase. [数] 负号,[数] 减号 

名词复数:minus signs 

So to make things simpler we are using this convention and you just put a minus sign if you are doing physics. 我们只是借用了这个物理概念来简化问题,你算物理题的时候加个负号上去就好了。
For patterns with a leading minus sign (negative prefix), truncation occurs at the point of a nondigit character, including embedded minus signs. 对于带前置负号(负前缀)的模式,截断发生在非数字字符的点(包括了内嵌的负号)。

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  • phrase. [数] 负号,[数] 减号
  • 1. So to make things simpler we are using this convention and you just put a minus sign if you are doing physics.

    我们只是借用了这个物理概念来简化问题,你算物理题的时候加个负号上去就好了。

  • 2. For patterns with a leading minus sign (negative prefix), truncation occurs at the point of a nondigit character, including embedded minus signs.

    对于带前置负号(负前缀)的模式,截断发生在非数字字符的点(包括了内嵌的负号)。

  • 3. For patterns with a trailing minus sign (negative suffix), truncation occurs at the point of a nondigit character excluding embedded minus signs.

    对于带后置负号(负后缀)的模式,截断发生在非数字字符点(不包括内嵌的负号)。

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