单词	wellhead
释义	well·head (wĕlhĕd′) n. 1. The source of a well or stream. 2. A principal source; a fountainhead. 3. The structure built over a well.
随便看	every inch Everyman every man jack every now and again every now and then every now and then/again every once in a while everyone every other everyplace every so often everything everywhere every which way Everywoman evg. evict evictee eviction evictor evidence evident evidential evidentially evidentiary

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