symmetry

• He was not insensible to her rosy symmetry .
  他不可能对她那艳丽的面孔视若无睹。
• Order and symmetry were important elements of beauty .
  秩序和对称是美的重要因素。
• Cabc is a plane of symmetry of the cellular structure .
  CABC是这个格子结构的一个对称面。
• A center of symmetry must coincide with the center of mass .
  对称中心必须与质量中心重合。
• If a magnetic field is switched on, the symmetry is broken .
  如果加上磁场，就破坏了这种对称性。
• The same holds true for any molecule with a center of symmetry .
  对任何有对称中心的分子同样是对的。
• This is in striking contrast with the symmetries to be discussed later .
  这与后面要讨论的对称性截然不同。
• The "hat" distinguishes symmetry operations from symmetry elements .
  “帽号”用来将对称操作与对称元素区别开。
• The symmetry groups to which real molecules may belong are very numerous .
  真实分子可能属于的对称群是非常多的。
• What they did ask for was that we demand in negotiations the perfect symmetry .
  他们要求的则是，在谈判中要取得完全的对等。