rasp /ˈræsp/
 粗銼刀,擦菜板,刺耳聲(vt.)用粗銼刀銼,用擦菜板擦碎
 Rasp, n.
 1. A coarse file, on which the cutting prominences are distinct points raised by the oblique stroke of a sharp punch, instead of lines raised by a chisel, as on the true file.
 2. The raspberry. [Obs.] “Set sorrel amongst rasps, and the rasps will be the smaller.”
 Rasp palm Bot., a Brazilian palm tree (Iriartea exorhiza) which has strong aerial roots like a screw pine. The roots have a hard, rough surface, and are used by the natives for graters and rasps, whence the common name.
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 Rasp v. t. [imp. & p. p. Rasped p. pr. & vb. n. Rasping.]
 1. To rub or file with a rasp; to rub or grate with a rough file; as, to rasp wood to make it smooth; to rasp bones to powder.
 2. Hence, figuratively: To grate harshly upon; to offend by coarse or rough treatment or language; as, some sounds rasp the ear; his insults rasped my temper.
 rasp
      n 1: uttering in an irritated tone [syn: rasping]
      2: a coarse file with sharp pointed projections [syn: wood
         file]
      v 1: scrape with a rasp
      2: utter in a grating voice