• 房间里横行

    The room was crawling with vermin.

    《牛津词典》

  • 会把疾病传染

    Rat-fleas communicate a disease to man.

    《新英汉大辞典》

  • 他们一半巢穴各放入60只鸡

    They infested half the nests with 60 hen fleas each.

    精选例句

  • 好几攻击

    Several species of redbugs could attack man.

    精选例句

  • 该病的传播纯属人们极少获得或者不能获得安全饮用水供应时饮用了含有受到寄生虫感染的类的污染

    It is transmitted exclusively when people who have little or no access to safe-drinking water supply swallow water contaminated with parasite-infected fleas.

    www.who.int

  • 虽然名为,这种喜欢吸食其他禽类但是它们不会长期寄生宿主身上(比如像虱子那样)。

    Despite their name, hen fleas are happy to suck blood from other birds. But they do not (as, for example, lice do) live on their hosts continually.

    www.ecocn.org

  • 传播之前通常都有大批老鼠死亡(只有在这时选择人类作宿主),1348年没有记录下这些

    And bubonic plague, spread by rat fleas, is normally preceded by the death of hordes of rats (only then do the fleas opt for humans). Yet no one in 1348 recorded this.

    article.yeeyan.org

  • 但是它们不会一直寄生它们宿主身上(虱子才会),鸟儿羽翼丰满时,鸡会离开

    But they do not (as, for example, lice do) live on their hosts continually. Once a bird fledges, therefore, it leaves its parasites behind.

    www.ecocn.org

  • 因此一旦长出羽毛,鸡离开了。

    Once a bird fledges, therefore, it leaves its parasites behind.

    www.ecocn.org

  • 典型例子就是这个海鞘类砂海星属体

    The classic case is the starfish Luidia Sarsi.

    article.yeeyan.org

  • 与灭的效果是否相同?

    Does it kill ticks as well as fleas?

    blog.sina.com.cn

  • 病媒生物能够病原体或者其他动物传播生物类等

    Vector organisms refer to organisms that can transmit pathogens from human beings or other animals to human beings, such as mosquitoes, flies and fleas.

    www.xddhy.com

  • 目的研究张家口市种类及其分布

    Objective To study species and distribution of fleas in Zhangjiakou.

    www.dictall.com

  • 本文从系统生态学角度,对云南省剑川鼠疫自然源地群落基本结构格局进行探讨。 发现该源地存在“半岛效应”。

    On the basis of systemic ecology , the structure and pattern of the community of rodents and fleas have been studied in natural plague foci of Jianchuang.

    dict.cnki.net

  • 目的了解河北省鼠疫自然源地内五跳鼠寄生种类构成

    Objective To investigate the species and composing of parasitical fleas of Allactaga sibirica in plague natural foci of Hebei Province.

    www.bmsw.net.cn

  • 鼠疫传播的致命淋巴腺鼠疫一种流行行疾病,14世纪传播了到欧洲

    Thee Black Death is the modern name given to the deadly bubonic plague, an epidemic diseasespread by rat fleas across Europe in the 14th century.

    www.xuexila.com

  • 加强卫生措施扑灭疫情:消灭隔离患者可能染菌的物体进行彻底消毒

    Sanitary measures against fleas and rodents, quarantine, and extreme caution in handling infectious materials help to suppress epidemics.

    it.bab.la

  • 目的掌握鼠疫疫区媒介种类季节消长规律。

    Objective to know the species of vector fleas and their seasonal variation in plague epidemic area.

    dict.cnki.net

  • 结果显示羽化脂肪主要存在脂肪中,特异性主要存在唾液腺神经中。

    The results indicated that in newly emerged fleas of the two species the fat was distributed mainly in fat body, while nonspecific esterase was distributed mainly in salivary glands and nerve chain.

    www.insect.org.cn

  • 目的调查珠海口岸地区鼠体表寄生虫、蜱、吸虱种群组成

    Objective To investigate species composition of gamasid mites, chigger mites and flea on the rodent in Zhuhai Port.

    dict.cnki.net

  • 类叮咬所致间接传播齿动物之间常见传播方式。

    Indirect transmission through the bite of a flea is the most common route of transmission between plague-infected rodents and humans.

    www.tdict.com

  • 显微镜测量直径

    Measure the diameter of the flea egg with wee ruler of microscope.

    dict.cnki.net

  • 结论结合统计学处理,浸溃药浴作为香波洗剂室内药效试验方法评价标准

    Conclusion: The combination of both methods and statistics has value for laboratory efficacy test methods and criterions of pet shampoo against fleas.

    dict.cnki.net

  • 叮咬治疗技巧这个自由视频消防队员急救

    Treat sand flea bites with tips from a firefighter in this free video on first aid.

    zuci.chaziwang.com

  • 目的各种小型、无吸血昆虫中的任一种,长适于跳跃寄生温血动物身上

    Any of various small wingless bloodsucking insects of the order siphonaptera that have legs adapted for jumping and are parasitic on warm-blooded animals.

    www.websaru.com

  • 世界衞生组织指出,鼠指数高于1地区出现鼠疫杆菌鼠疫传染人类风险便会增加

    Remarks: the World Health Organisation states that a Rat-flea Index greater than 1 represents an increased plague risk for humans if the plague bacillus was introduced into a territory.

    www.kuenglish.info

  • 夏季老鼠活跃大量繁殖,为该病高发期。

    The highest incidence of cases occurs during the summer months when rats and their fleas are most active and abundant.

    pro.yeeyan.com

  • 夏季老鼠活跃大量繁殖,为该病高发期。

    The highest incidence of cases occurs during the summer months when rats and their fleas are most active and abundant.

    pro.yeeyan.com

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