occurring

• These maturation changes still occur .
  这些成熟变化仍可发生。
• Arthralgia and bone pain may occur .
  关节痛和骨痛可能会发生。
• Crossing bars occur between successive bends .
  过渡段浅滩发生在连续河湾之间。
• This occurs biennially, as in many fruit trees .
  象多种果树那样二年发生一次。
• This occurs in chaucer passim .
  这在乔叟的作品中处处可见。
• Food shortages often occur in time of war .
  在战争期间常常发生粮食短缺的情形。
• Large accidental spills have occurred .
  发生大量泄漏事故。
• Evidently some hitch had occurred .
  显然是发生了什么事故。
• Epistaxis occurs in about 10 per cent .
  鼻出血则约占10。
• What occurred here yesterday is not unique .
  昨天在这里发生的事没有什么希奇的。