Sources & editorial notes
Reference definitions: CC-CEDICT contributors and MDBG, CC BY-SA 4.0. Source release 2026-10-27T01:55:52Z. Imported 2026-10-27. Definition wording and meaning order are retained. Recognized pronunciation references are displayed with tone marks; the original source record is available below.
Source record: cd-dd7b2bfdf7a934fe. Source SHA-256: bbc4b27f26bee1a262f4d7939667a040c7857c7fc0200a2fa7a86d3352a09eae.
Original source entry:
黑碳 黑碳 [hei1 tan4] /(climatology) black carbon (BC) (light-absorbing carbonaceous particulate matter formed by the incomplete combustion of fossil fuels, biofuels, biomass etc)/Source material and teaching drafts have separate provenance. Long-term commercial licensing remains under review.
Reference information
The definitions above are from CC-CEDICT. Examples and usage notes are available on selected entries.
Character information
View the individual characters. Their meanings do not necessarily explain the meaning of the whole word.