破碎器
Mastax \Mas"tax\, n. [NL., fr. Gr. ? mouth, jaws.] (Zo["o]l.)
(a) The pharynx of a rotifer. It usually contains four horny
pieces. The two central ones form the incus, against
which the mallei, or lateral ones, work so as to crush
the food.
(b) The lore of a bird.