a ball造句

• If you roll a ball up a slop , it will roll down again .
  它还会滚下来。
• A ball came hurtling towards her face .
  一个球劈脸向她打来。
• Mr. ryder was going to give a ball .
  赖德先生打算开个舞会。
• A ball is projected directly toward a second ball .
  一个球正对着第二个球发射。
• The threads are wound into a ball .
  线已经绕成球了。
• A ball bearing had bounced off the submarine's hull .
  潜艇船身上崩掉了一个滚珠轴承。
• She rolled the string into a ball .
  她把线卷成一团。
• She wound wool into a ball .
  她把毛线绕成一团。
• The mixture is homogenized in a ball mill for 15 minutes .
  混合物在球磨机中均化混合15分钟。
• I feel like having a ball .
  我觉得很开心。
• A ball hissed by .
  子弹嘶地一声飞过。
• In its simplest form, it consists of a ball suspending by a string .
  最简单的形式是用细绳吊挂着一个球。
• It seemed so long since she had been in a flutter at a ball .
  似乎她在舞会上婆娑起舞已经是很久以前的事。
• Starting from point o a ball is pushed up the suceessively higher ramps .
  从O点出发，把一个球推上一个比一个高的斜坡。
• Suddenly , one of the children kicked a ball very hard and it went towards a passing boat .
  突然，其中一个小孩一用劲把球踢向一只过往的小船。
• Charlie found a ball of heavy cord, cut off a ten-foot length, and stuffed it quickly into his pocket .
  查理找到了一捆粗线，剪下10英尺，赶快塞进了口袋。
• So often as she had heard then wish for a ball at home as the greatest of all felicities !
  她过去常听她们说，她们盼着能在家里举办个舞会，认为那是最大的快乐。
• A ball carrier on the opposing team breaks through a hole in the line, is checked momentarily .
  对方一个带球，球员刚在人墙中冲开了一个缺口，前面又遇到了阻挡过不去。
• A ball has no power by which it can put itself in motion but as soon as you throw it, you impart energy to it .
  球并不具有使其本身进入运动状态的动力，但你一扔它，就给了它能量。
• 1,350 grams of dye no.1 are milled for 6 hours in a ball mill with 6cc of methyl glycol to give a dye dispersion .
  染料1，1,350克与6毫升甲基乙二醇在球磨机中研磨6小时，得到染料分散体。