adjective🔗Share无声的，寂静的 Without sound."The cat moved in a soundless way across the carpet, hunting a dust bunny. "猫咪悄无声息地穿过地毯，捕捉一个灰尘球。soundnaturephysicsChat with AIVocabulary GamePractice Reading
adjective🔗Share无声的，深不可测的 Not capable of being sounded or fathomed."The old well was so deep it seemed soundless, swallowing stones without a single echo. "那口古井极深，深得仿佛深不可测，扔进去石头连一点回声都没有。soundphysicssensationChat with AIVocabulary GamePractice Reading
