sonic

adj (usu in compounds 通常用以构成复合词) relating to sound, sound-waves or the speed of sound 声音的; 声波的; 声速的.

sometimes, someway, somewhat, somewhere, somnambulism, somnambulist, somnolence, somnolent, somnolently, son, son et lumiere, son-in-law, sonar, sonata, song, song-book, songbird, songster, songstress, songwriter, sonic barrier, sonic boom, sonnet, sonny, sonority, sonorous, sonorously, soon, sooner or later, soot, soothe, soothing, soothsayer, sooty, sop, sophism, sophist, sophisticate, sophisticated, sophistication,