formation drill

英 美
  • 队列教练
  • drill n.钻孔机；钻子；反复操练；播种机v.练习；钻孔；(军事)训练
  • formation n.形成；队形；编队；构造；[地]地层

相关词汇

formation dip formation formation- flying constellation Formation flying small satellites formation of the market structure formation rate of ceramic coating formation of coalbed gas reservoir formation forantisubmarine defence formation of technological society formation of the playing technique Formation of Snowman Contest Games Formation Dip meter Logging Survey
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