| 单词 | human activity |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔MEANING〕The Victorians understood ‘The environment’ to mean the background to human activity, in particular, industrial activity. 维多利亚时代的人把“环境”一词理解成指人类活动的场所，尤指工业活动的场所。朗文写作活用〔activity〕These environmental changes are the result of human activity.这些环境的变化是人类活动的结果。麦克米伦高阶〔geography〕The study of the earth and its features and of the distribution of life on the earth, including human life and the effects of human activity.地理学：研究地球及其外观和地球上生命分布的科学，包括人类生活和人类活动的影响美国传统〔trace〕The scientists found traces of human activity in the area.科学家们在这个地区找到了人类活动的遗迹。韦氏高阶 |
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