| 1. | The eradication of an established infestation is not easy .
根除昆虫蔓延是不容易的。
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| 2. | The thermogram shows evidence of two areas of grub infestation .
热普图显示疮蔓延的两块形迹。
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| 3. | The thermogram shows evidence of two areas of grub infestation .
热谱图显示疮蔓延的两块形迹。
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| 4. | The infestation of avocado root rot disease is not visually detectable .
鳄梨树根腐病的感染用视觉是无法探测出来的。
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| 5. | Piperazine citrate is the drug of choice in the treatment of ascaris infestations .
枸橼酸哌嗪治疗蛔虫感染是最好的药物。
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| 6. | In these species the lesions caused by lice and mite infestation may, in part, be allergic in nature .
这些动物在虱和螨的侵袭下引起的病变，部分是过敏性质的。
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| 7. | By 1969 it had reached infestation proportions and was killing off whole local populations of its host .
到1969年它已达严重危害，将本地区该植物种群全部害死。
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| 8. | These pigs had acquired lungworm infestations presumably containing masked influenza virus under natural conditions .
这些猪在自然条件下已受到含有隐蔽流感病毒的肺丝虫寄生。
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| 9. | As a rule the swine infested with the lungworms carrying the "masked virus" did not develop swine influenza immediately upon infestation with the lungworm .
通常，受到携带了“隐蔽病毒”的肺丝虫侵袭的猪，并不因肺丝虫的侵袭立即发生流感。
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| 10. | Remember . one cockroach can start an infestation
记住，每一只蟑螂都会发动奇袭
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