primary pest

 
  • 主要害虫

primary pest的用法和样例:

例句

  1. Citrus whitefly has been a major pest in citrus production.
    摘要柑桔白粉虱已成为危害柑桔生产的主要害虫。
  2. The spruce bark beetle is the major tree-killing insect pest of Alaska spruce forests.
    云杉树皮甲虫是阿拉斯加云杉树林中危害树木的主要害虫。
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