次聲波 Save Sign in to save words Simplified: 次声波 cìshēngbō ㄘˋ ㄕㄥ ㄅㄛ infrasonic wave Character by character 次(cì)next in sequence 聲(shēng)sound 波(bō)Poland A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0