资料来源 : pyDict

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资料来源 : Webster's Revised Unabridged Dictionary (1913)

   5. (Nat. Hist.) An angular or prominence on any edge; as, a
      tooth on the scale of a fish, or on a leaf of a plant;
      specifically (Bot.), one of the appendages at the mouth of
      the capsule of a moss. See {Peristome}.

   6. (Zo["o]l.) Any hard calcareous or chitinous organ found in
      the mouth of various invertebrates and used in feeding or
      procuring food; as, the teeth of a mollusk or a starfish.

   {In spite of the teeth}, in defiance of opposition; in
      opposition to every effort.

   {In the teeth}, directly; in direct opposition; in front.
      ``Nor strive with all the tempest in my teeth.'' --Pope.

   {To cast in the teeth}, to report reproachfully; to taunt or
      insult one with.

   {Tooth and nail}, as if by biting and scratching; with one's
      utmost power; by all possible means. --L'Estrange. ``I
      shall fight tooth and nail for international copyright.''
      --Charles Reade.

   {Tooth coralline} (Zo["o]l.), any sertularian hydroid.

   {Tooth edge}, the sensation excited in the teeth by grating
      sounds, and by the touch of certain substances, as keen
      acids.

   {Tooth key}, an instrument used to extract teeth by a motion
      resembling that of turning a key.

   {Tooth net}, a large fishing net anchored. [Scot.]
      --Jamieson.

   {Tooth ornament}. (Arch.) Same as {Dogtooth}, n., 2.