belong in

应归入（类别、范畴等）

belles-lettres, belletristic, bellhop, bellman, bellicose, bellicosity, belligerence, belligerent, belligerently, bellow, bellows, bellwether, belly, belly-button, belly-dance, belly-dancer, belly-flop, belly-laugh, bellyache, bellyful, belong, 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, bends, bendy, beneath,