单词	backfiller
释义	backfiller noun back·​fill·​er plural -s 1 : a machine for backfilling 2 : a worker who moves backfilling material Word History Etymology backfill entry 1 + -er First Known Use 1916, in the meaning defined at sense 1
随便看	BLEVE blew blew (out) blew a gasket blew away blew in earner earners earnest earnestful earnestfully earnestlier earnestliest earnestly earnestness earnestnesses earnests earnful earning earning asset earning power earnings earns earock Earp

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