城市热岛效应 chéngshìrèdǎoxiàoyìng urban heat island effect Definitions Defs Origin Strokes Stroke Words Sentences Sents 城市 chéngshì noun city city; town; urban area, as opposed to rural areas热岛效应 熱島效應 rèdǎoxiàoyìng heat island effect The phenomenon where an urban area is significantly warmer than its surrounding rural areas due to human activities; short for 城市热岛效应 chéngshìrèdǎoxiàoyìng