相关单词近义词 floating 浮动的, unknown 未知的, planetary 行星的, nebulous 星云的反义词fixed, 固定的临近词Unte, UN, unemployment dole, undecipherability, Unbearably rustic, undisturbed water, undivided highway, unregistered user, unlined fire hose, unencysted Amoeba, undeveloped ovule, ununtied fracture 返回 unfixed