a. 锉磨声的, 令人焦躁的

Rasp \Rasp\ (r[.a]sp), v. t. [imp. & p. p. {Rasped} (r[.a]spt);
p. pr. & vb. n. {Rasping}.] [OF. rasper, F. r[^a]per, to
scrape, grate, rasp, fr. OHG. rasp[=o]n to scrape together,
to collect, probably akin to E. rap. Cf. {Rap} to snatch.]
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.