primary

• Primary hypersplenism includes a group of diseases .
  原发性脾机能亢进包括一组疾病。
• Any primary disease must be determined and treated .
  任何原发病都必须加以确定和治疗。
• Both target and projectile orbit the primary .
  无论靶体还是射体都在绕主天体作轨道运动。
• The republican sweeps at the approaching primaries .
  共和党在即将举行的预选中大获全胜。
• She teaches at a primary school .
  她在小学教书。
• The primary limiting factor is the specification of clouds .
  主要的限制因子是对云的了解。
• Syhilis, in its primary form, may produce a chancre on the lips .
  原发型梅毒可在唇上产生下疳。
• The programmer contains only the primary function controls .
  该种程序器只具有基本功能的控制件。
• The fishing industry was a primary source of colonists' wealth .
  捕鱼业是殖民者财富的主要来源。