相关单词同义词gravity weight, sinker, 近义词 plunge 使投入, fall 落下, drop 落下, dive 潜水, tumble 暴跌, swoop 抓取, crash 撞击, nose-dive 俯冲, descent 下降, plump 丰满的, plumb bob 铅锤, plumb （用铅垂）测量...临近词plump, plume, plummet lamp, plummet line, plummet level, plummet method, plummet instrument, plummeting approval rating相似词plumber, plumbing, plumcot, plume, plummy, plump, plump (sb/sth) down, plump for sth/sb, 返回 plummet