| 单词 | greenhouse gas |
| 释义 | greenhouse gasnounany of the gases whose absorption of solar radiation is responsible for the greenhouse effect, including carbon dioxide, methane, ozone, and the fluorocarbons. Origin of greenhouse gasFirst recorded in 1980–85 Words nearby greenhouse gasgreenheart, green heron, greenhorn, greenhouse, greenhouse effect, greenhouse gas, greenie, greening, greenish, green June beetle, greenkeeper Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for greenhouse gas
British Dictionary definitions for greenhouse gasgreenhouse gas nounany gas that contributes to the greenhouse effect Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for greenhouse gasgreenhouse gas Any of the atmospheric gases that contribute to the greenhouse effect by absorbing infrared radiation produced by solar warming of the Earth's surface. They include carbon dioxide (CO2), methane (CH4), nitrous oxide (N2O), and water vapor. Although greenhouse gases occur naturally in the atmosphere, the elevated levels especially of carbon dioxide and methane that have been observed in recent decades are directly related, at least in part, to human activities such as the burning of fossil fuels and the deforestation of tropical forests. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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