pestle

n. 杵，乳钵槌

perverse, perversely, perverseness, perversity, perversion, perversity, pervert, peseta, pesky, peso, pessary, pessimism, pessimist, pessimistic, pessimistically, pest, pest control, pester, pesticide, pestilence, pestilent, pet, pet name, pet shop, pet subject, petal, petalled (US petaled), petard, peter, petit bourgeois, petite, petition, petitioner, petrel, petrifaction, petrify, petro-, petrochemical, petrodollar, petroglyph, petrography,