英语词汇“pollution”的释义、区别辨析及用法例句-英语同义词词典

单词	pollution
例句	pollutionpollution /pəˈluʃən/ noun ► pollution substances that make air, water, or soil dirty and dangerous to people and other living things. Pollution is usually caused by chemicals from vehicles, factories, and things people do: Cars burn gas, which causes air pollution. The pollution in the river comes from chemicals that farmers put on their fields. ► smog dirty air in cities, caused especially by smoke from cars and trucks: The roads are full of traffic and the city is covered in smog. ► greenhouse gases gases that surround the Earth and stop heat from escaping. These gases are not natural, and come from factories, cars, etc. The gases make the air around the Earth gradually become warmer, and this is known as the "greenhouse effect": The U.S. produces 25% of the world's greenhouse gases. ► acid rain rain that has harmful acid in it which damages the environment, caused especially by smoke from cars and factories: The trees were dying because of acid rain. ► contamination the fact of being dirty and unsafe to use, because harmful chemicals or other substances are there: The contamination was caused by waste from factories getting into the river. ➔ see The Environment
随便看	district distrust disturb disturbance disturbed disturbing ditch dive diverse divide dividend divine division divorce divorced divulge dizzy do doable do an impression do better do/carry out research do/cause damage docile dock

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