| 例句 |
acousticadjectiveor acoustical of, relating to, or experienced through the sense of hearingis a bird's acoustic organ similar to a human's? audial, audile, auditory, aural, auricular audiovisualaudible, clear, discernible(also discernable), distinct, distinguishable, heard, perceptible nonauditory faint, feeble, imperceptible, inaudible, indistinct, indistinguishablelow, noiseless, quiet, silent, soft, soundless in 1635 |