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词汇 road drill
释义

Definition of road drill in English:

road drill

noun

  • 1A mechanical drill (now typically a pneumatic drill) used for breaking up road surfaces.

  • 2The routine or ‘drill’ for crossing a road safely; an instance of this.

Origin

Early 20th century; earliest use found in Senate Journal.

Definition of road drill in US English:

road drill

noun

  • 1A mechanical drill (now typically a pneumatic drill) used for breaking up road surfaces.

  • 2The routine or ‘drill’ for crossing a road safely; an instance of this.

Origin

Early 20th century; earliest use found in Senate Journal.
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