• Verb (used with object)

    to take or gather (something usable) from discarded material.
    to cleanse of filth, as a street.
    to expel burnt gases from (the cylinder of an internal-combustion engine).
    Metallurgy . to purify (molten metal) by introducing a substance that will combine chemically with impurities.

    Verb (used without object)

    to act as a scavenger.
    (of an engine or cylinder) to become scavenged of burnt gases.
    to search, esp. for food.

    tác giả


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