crystal

• She bought a necklace of crystals .
  她买了一个水晶项链。
• Cirrus is formed from ice crystals .
  卷云是冰晶形成的。
• In reasonably good crystals they can be neglected .
  在较好的晶体中，这些是忽略不计的。
• One type is the schottky defect in ionic crystals .
  在离子晶体中有一类是斯考特库缺陷。
• The regularity of the crystal goes beyond this, however .
  然而，晶体的规则性不止于此。
• The pert injunction was like those crystal substances .
  这个悍然的命令就像晶体物质一般。
• The resulting ground crystals were packed in straws .
  将所制得的结晶经研碎装入汽水管中。
• The mixed crystals have a lipophilic surface characteristic .
  这种混晶具有亲脂表面特性。
• A crystal is cut from quartz .
  晶体取自石英。
• Crystals may be insulators, semiconductors, or conductors .
  晶体可以是绝缘体，半导体，或导体。