noun 下载 🔗分享 千焦,千焦耳 An SI unit of energy equal to 103 joules. Symbol: kJ Examples : "The nutrition label showed that the cereal contained 600 kilojoules per serving. " 营养标签显示,每份谷物含有600千焦的热量。 energy physics science unit amount 与AI对话词汇游戏阅读练习