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单词 head louse
释义

Definition of head louse in English:

head louse

noun
  • A louse which infests the hair of the human head and is especially common among schoolchildren.

    Pediculus humanus capitis, family Pediculidae, order Anoplura. See also body louse

    Example sentencesExamples
    • An intense itch of a particular part of your body may be due to the presence of lice (body lice, head lice, pubic lice).
    • Basically, anyone who has hair can contract head lice.
    • Bug busting, a popular alternative to insecticide treatment for head lice, involves combing a child's hair with a fine toothed comb every few days.
    • People can be infested with three types of lice: body lice, head lice and crab or pubic lice.
    • Infestation with head lice is a widespread condition that is seen most commonly, but not exclusively, in children of school age, although there is no proof of a link with school attendance.
    • Nits are not a sign of active infestation with head lice.
    • Parents generally discover head lice by seeing the nits in a child's hair, or when children complain of itching.
    • If they knew how long ago body lice diverged from head lice, they should know the likely date for the appearance of the first clothes, too.
    • So, how do you treat head lice, especially when lice are becoming resistant to common over-the-counter treatments?
    • A child should be allowed to return to school after proper treatment and should not miss valuable school time because of head lice.
    • Much to many parents' annoyance, the head louse is a tiny, wingless parasitic insect that lives among human hairs and feeds on extremely small amounts of blood drawn from the scalp.
    • The head louse is an external parasite of the human host.
    • When you suspect that a child has head lice, inspect the hair.
    • The head louse begins as an egg laid near the scalp and ‘glued’ firmly to a hair shaft.
    • Fine tooth combing of wet hair is an effective method of detecting head lice but unproved as a treatment
    • Finally, be aware that the head louse is only one of three lice species found in humans.
    • ‘This problem has got worse recently, and head lice are much more common than they used to be,’ the site adds.
    • It is a common mistake to associate head lice with dirty hair.
    • The team examined differences between parts of the genes of body lice and head lice.
    • Outbreaks of head lice are most common in school-aged children.
 
 

Definition of head louse in US English:

head louse

nounˈhed ˌlous
  • A louse that infests the scalp and hair of the human head and is especially common among schoolchildren.

    Pediculus humanus capitis, family Pediculidae, order Anoplura. See also body louse

    Example sentencesExamples
    • It is a common mistake to associate head lice with dirty hair.
    • The team examined differences between parts of the genes of body lice and head lice.
    • An intense itch of a particular part of your body may be due to the presence of lice (body lice, head lice, pubic lice).
    • Nits are not a sign of active infestation with head lice.
    • A child should be allowed to return to school after proper treatment and should not miss valuable school time because of head lice.
    • Fine tooth combing of wet hair is an effective method of detecting head lice but unproved as a treatment
    • Much to many parents' annoyance, the head louse is a tiny, wingless parasitic insect that lives among human hairs and feeds on extremely small amounts of blood drawn from the scalp.
    • The head louse begins as an egg laid near the scalp and ‘glued’ firmly to a hair shaft.
    • Infestation with head lice is a widespread condition that is seen most commonly, but not exclusively, in children of school age, although there is no proof of a link with school attendance.
    • Finally, be aware that the head louse is only one of three lice species found in humans.
    • Parents generally discover head lice by seeing the nits in a child's hair, or when children complain of itching.
    • If they knew how long ago body lice diverged from head lice, they should know the likely date for the appearance of the first clothes, too.
    • Basically, anyone who has hair can contract head lice.
    • People can be infested with three types of lice: body lice, head lice and crab or pubic lice.
    • ‘This problem has got worse recently, and head lice are much more common than they used to be,’ the site adds.
    • The head louse is an external parasite of the human host.
    • So, how do you treat head lice, especially when lice are becoming resistant to common over-the-counter treatments?
    • Bug busting, a popular alternative to insecticide treatment for head lice, involves combing a child's hair with a fine toothed comb every few days.
    • Outbreaks of head lice are most common in school-aged children.
    • When you suspect that a child has head lice, inspect the hair.
 
 
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更新时间:2024/12/23 21:53:18