| 例句 |
thrumnoun a monotonous sound like that of an insect in motionthe steady thrum of the turbines in the power plant burr, buzz, chirr, churr, drone, hum, purr, whir(also whirr), whiz(or whizz), zoom babble, coo, gasp, gurgle, hiss, moan, murmur, rustle, sigh, suspiration, susurration, susurrus, whisperwhish, zing, zip bawl, howl, roar, scream, screech, shriek, squall, squeal, yelp, yell in the 14th century |