#每日学单词# fractious /ˈfrakʃəs/形容词：(typically of children) irritable and quarrelsome. (通常指儿童)易怒的和爱争吵的。例句：Suffice to say, I would not recommend this level of preparation when travelling with a fractious three-year-old and a grumpy husband. 出现于17世纪晚期，源于单词“fraction”。