单词	carbon negative
释义	carbon negativeˌcarbon ˈnegative adjective if an organization, activity, or thing is carbon negative, it takes more carbon dioxide out of the air than it produces:  We eventually hope to develop a range of carbon negative construction products.
随便看	spin doctor spin-dry spin-dryer spine spine-chiller spine-chilling spineless spinet spine-tingling spinnaker spinner spinney spinning spinning wheel spin-off spinster spiny spiral spiral-bound spiralling spiral notebook spiral staircase spire Spirit spirit

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