puff-ball

n type of fungus with a ball-shaped spore-case that bursts open when it is ripe 马勃菌（有球状孢子囊, 成熟时即裂开）.

publish, publisher, publishing, puce, puck, pucker, puckish, puckishly, pudding, puddle, pudenda, pudginess, pudgy, puerile, puerility, puerperal, Puerto Rico, puff, puff pastry, puff-adder, puffed, puffin, puffy, pug, pug-nose, pug-nosed, pugilism, pugilist, pugilistic, pugnacious, pugnaciously, pugnacity, puissance, puke, pulchritude, pull, pull (sb) back, pull (sb) round/through, pull (sth) over, pull (sth) up,