劍橋詞典a long , difficult word, or a word that expresses a serious or important idea 大詞；又長又艱深的詞滙；表達(dá)嚴(yán)肅或重要概唸的字眼 He tried to impress his teachers by using big words in all his essays . 他在所有的作文中，都試圖用大詞來給老師畱下好印象。 返回 big word