sidebandWiktionary 原文构词拆分side词根/词干+band词根/词干词源说明From side + band.释义（英文）名词 NounThe band of frequencies each side of the frequency of a carrier wave; formed as a result of modulation of the carrier.词族派生词（6）double sidebandlower sidebandsingle sidebandsingle-sideband modulationupper sidebandvestigial sideband