bellyache

n [C, U] (infml 口) stomach pain 胃痛. v [I] (infml 口) grumble repeatedly; complain, esp without good reason 怨天尤人, 满腹牢骚（尤指无充分理由）: Stop bellyaching all the time! 别总是满腹牢骚!

bell-tent, bellboy, belle, belles-lettres, belletristic, bellhop, bellman, bellicose, bellicosity, belligerence, belligerent, belligerently, bellow, bellows, bellwether, belly, belly-button, belly-dance, belly-dancer, belly-flop, belly-laugh, bellyful, belong, belong in, belong to, belonging, belongings, beloved, below, belt, belt line, belting, bemoan, bemused, ben, bench, bench seat, bench-mark, bend, bend one's knee to, bender,