shear /ˈʃɪr/
 修剪,剪下的東西,羊的一歲,大剪刀,切變,剪,切(vt.)修剪,割,剝奪,切


 shear
 變形


 shear
 剪


 Shear, v. i.
 1. To deviate. See Sheer.
 2. Engin. To become more or less completely divided, as a body under the action of forces, by the sliding of two contiguous parts relatively to each other in a direction parallel to their plane of contact.

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 Shear v. t. [imp. Sheared or Shore p. p. Sheared or Shorn p. pr. & vb. n. Shearing.]
 1. To cut, clip, or sever anything from with shears or a like instrument; as, to shear sheep; to shear cloth.
 Note: ☞ It is especially applied to the cutting of wool from sheep or their skins, and the nap from cloth.
 2. To separate or sever with shears or a similar instrument; to cut off; to clip (something) from a surface; as, to shear a fleece.
    Before the golden tresses . . . were shorn away.   --Shak.
 3. To reap, as grain. [Scot.]
 4. Fig.: To deprive of property; to fleece.
 5. Mech. To produce a change of shape in by a shear. See Shear, n., 4.


 Shear, n.
 1. A pair of shears; -- now always used in the plural, but formerly also in the singular. See Shears.
    On his head came razor none, nor shear.   --Chaucer.
    Short of the wool, and naked from the shear.   --Dryden.
 2. A shearing; -- used in designating the age of sheep.
    After the second shearing, he is a two-shear ram; . . . at the expiration of another year, he is a three-shear ram; the name always taking its date from the time of shearing.   --Youatt.
 3. Engin. An action, resulting from applied forces, which tends to cause two contiguous parts of a body to slide relatively to each other in a direction parallel to their plane of contact; -- also called shearing stress, and tangential stress.
 4. Mech. A strain, or change of shape, of an elastic body, consisting of an extension in one direction, an equal compression in a perpendicular direction, with an unchanged magnitude in the third direction.
 Shear blade, one of the blades of shears or a shearing machine.
 Shear hulk. See under Hulk.
 Shear steel, a steel suitable for shears, scythes, and other cutting instruments, prepared from fagots of blistered steel by repeated heating, rolling, and tilting, to increase its malleability and fineness of texture.


 shear
      n 1: (physics) a deformation of an object in which parallel
           planes remain parallel but are shifted in a direction
           parallel to themselves; "the shear changed the
           quadrilateral into a parallelogram"
      2: (usually plural) large scissors with strong blades [syn: shears]
      3: a large edge tool that cuts sheet metal by passing a blade
         through it
      v 1: cut with shears; "shear hedges"
      2: shear the wool from; "shear sheep" [syn: fleece]
      3: cut or cut through with shears