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单词 open ball
释义
open ball
  • 简明释义
  • 开球:数学中的一个概念,表示在度量空间中,以某个点为中心,距离小于某个正数的所有点的集合。
  • 网络释义
  • 1

    [数]?开球

    ... open:开集; open ball:开球; operation:运算; ...

  • 双语例句
  • 1
    In the morning, from the hills, from level ground, from every open ball flower and sun flower road, came many pupils, a Dai, there Jingpo, have the De 'ang, and han.
    早晨,从山坡上,从坪坝里,从一条条开着绒球花和太阳花的小路上,走来了许多小学生,有傣族的,有景颇族的,有阿昌族和德昂族的,还有汉族的。
  • 2
    Maybe it's a striker standing in the open near the goal, the ball resting at his feet.
    也或许,是一个前锋站在球门前方,而足球就停在他的脚下。
  • 3
    Three minutes later, Luis Fabiano increased Brazil's lead. He received a one-touch pass from Kaka, dribbled past Chilean goalkeeper Claudio Bravo and then knocked the ball into an open net.
    3分钟后,法比亚接卡卡直传,盘过智利门将,将球送入空门,帮助巴西队扩大领先优势。
  • 同近义词
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更新时间:2025/3/23 20:21:14