吸器
Haustorium \Haus*to"ri*um\, n.; pl. {Haustoria}. [LL., a well, fr. L. haurire, haustum, to drink.] (Bot.) One of the suckerlike rootlets of such plants as the dodder and ivy. --R. Brown.
haustorium n : a rootlike attachment in parasitic plants that penetrates and obtains food from the host [also: {haustoria} (pl)] haustoria See {haustorium}