| 单词 | asphalt |
| 释义 | asphalt —asphaltic, adj. —asphaltlike, adj. /as"fawlt/ or, esp. Brit., /-falt/, n. 1. any of various dark-colored, solid, bituminous substances, native in various areas of the earth and composed mainly of hydrocarbon mixtures. 2. a similar substance that is the by-product of petroleum-cracking operations. 3. a mixture of such substances with gravel, crushed rock, or the like, used for paving. v.t. 4. to cover or pave with asphalt. adj. 5. of, pertaining to, or containing asphalt: asphalt tile. [1275-1325; earlier asphaltos, -um < L < Gk ásphaltos, -on, akin to asphalízein to make firm, to secure; r. ME aspaltoun << Gk ásphalton] |
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