| 单词 | hard tick |
| 释义 | hard tick (once / 5909656 pages) n WORD FAMILY hard tick USAGE EXAMPLESThe logs glowed red; the hard tick of the pompous clock marked off the precious moments; and outside, spring had come. Hamilton, Cosmo, Who Cares? a story of adolescence(2010) n ticks having a hard shield on the back and mouth parts that project from the head Syn|Hypo|Hyper ixodid Ixodes dammini, deer tick a northeastern tick now recognized as same species as Ixodes scapularis Ixodes neotomaea tick that usually does not bite humans; transmits Lyme disease spirochete to dusky-footed wood rats Ixodes pacificus, western black-legged ticka tick that feeds on dusky-footed wood rat and bites humans; principal vector for Lyme disease in western United States especially northern California Ixodes scapularis, black-legged tickparasitic on mice of genus Peromyscus and bites humans; principal vector for Lyme disease in eastern United States (especially New England); northern form was for a time known as Ixodes dammini (deer tick) Ixodes ricinus, sheep tick, sheep-tickparasitic on sheep and cattle as well as humans; can transmit looping ill in sheep (acute viral disease of the nervous system); a vector for Lyme disease spirochete Ixodes persulcatusbites humans; a vector for Lyme disease spirochete Ixodes dentatususually does not bite humans; transmits Lyme disease spirochete to cottontail rabbits and wood rats Ixodes spinipalpisusually does not bite humans; transmits Lyme disease spirochete to cottontail rabbits and wood rats American dog tick, Dermacentor variabilis, wood tickcommon tick that can transmit Rocky Mountain spotted fever and tularemia tick any of two families of small parasitic arachnids with barbed proboscis; feed on blood of warm-blooded animals |
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