| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024as•phalt /ˈæsfɔlt/USA pronunciation n. [uncountable]- Chemistryany of several kinds of dark-colored substances mixed with gravel, crushed rock, or the like used for paving:They laid the asphalt for the driveway.
v. [~ + object] - Civil Engineeringto pave with asphalt:asphalted the driveway.
WordReference Random House Unabridged Dictionary of American English © 2024as•phalt (as′fôlt or, esp. Brit., -falt),USA pronunciation n. - Chemistryany of various dark-colored, solid, bituminous substances, native in various areas of the earth and composed mainly of hydrocarbon mixtures.
- Chemistrya similar substance that is the by-product of petroleum-cracking operations.
- Civil Engineeringa mixture of such substances with gravel, crushed rock, or the like, used for paving.
v.t. - Civil Engineeringto cover or pave with asphalt.
adj. - Chemistryof, pertaining to, or containing asphalt:asphalt tile.
- Greek ásphaltos, -on, akin to asphalízein to make firm, to secure; replacing Middle English aspaltoun Greek ásphalton
- Latin
- earlier asphaltos, -um 1275–1325
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