相关单词近義詞 plunge 使投入, fall 落下, drop 落下, dive 潛水, tumble 暴跌, swoop 抓取, crash 撞擊, nose-dive 頫沖, descent 下降, plump 豐滿的, plumb bob 鉛鎚, plumb （用鉛垂）測量...臨近詞plump, plume, plummet lamp, plummet line, plummet level, plummet method, plummet instrument, plummeting approval rating 返回 plummets