flatbedWiktionary 原文英美/ˈflætˌbɛd/n.有平台可装货的卡车中文释义来自 ECDICT构词拆解flatflat词干bedbed词干词源说明From flat + bed.释义名词noun1An open freight vehicle with no sides, designed to carry heavy or outsized loads.2A railway freight car with no sides; a flatcar.3Clipping of flatbed trolley.4