基本解釋n.無意義(無價值；無效的；不重要；輕微)同根派生 insignificancies相關詞英漢例句bemoan one's insignificancy in the face of a great thing; 后用“望洋興嘆”比喻辦事因條件不夠，而感到無可奈何。insignificancies更多例句