crutch /ˈkrʌʧ/
  枴杖,支撐,幫助(vt.)支撐
  crutch /ˈkrəʧ/ 名詞
  枴杖,丁字杖,支柱,丁字形終端接續套管
  Crutch n.; pl. Crutches
  1. A staff with a crosspiece at the head, to be placed under the arm or shoulder, to support the lame or infirm in walking.
     I'll lean upon one crutch, and fight with the other.   --Shak.
     Rhyme is a crutch that lifts the weak alone.   --H. Smith.
  2. A form of pommel for a woman's saddle, consisting of a forked rest to hold the leg of the rider.
  3. Naut. (a) A knee, or piece of knee timber. (b) A forked stanchion or post; a crotch. See Crotch.
  Crutch, v. t. To support on crutches; to prop up. [R.]
     Two fools that crutch their feeble sense on verse.   --Dryden.
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  crutch
       n 1: a wooden or metal staff that fits under the armpit and
            reaches to the ground; used by disabled person while
            walking
       2: anything that serves as an expedient; "he uses drugs as a
          psychological crutch"