Yahoo香港字典 搜尋

  1. blackhead

    • IPA[ˈblakhɛd]

    英式

    • n.
      a plug of sebum in a hair follicle, darkened by oxidation.;an infectious disease of turkeys producing discoloration of the head, caused by a protozoon.
    • noun: blackhead, plural noun: blackheads

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    • IPA[ˈblakˌ(h)ed]

    美式

    • n.
      a plug of sebum in a hair follicle, darkened by oxidation.

    Oxford American Dictionary