正文

VOA慢速英语:WHO Warns 9 in 10 Live in High Air Pollution Areas(翻译)

2016-10-14来源:VOA

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Words in this Story

emissions – n. harmful substances released into the air by automobiles

pedestrian – n. a person who is walking in a city, along a road, etc.

renewable – adj. restored or replaced by natural processes; able to be replaced by nature

premature –adj. too early, before its usual time

smog –n. fog mixed with smoke; a cloud of dirty air from cars, factories, etc. that is usually found in cities