multi-drill

基本解釋

Products: 300 tons cemented carbide mining bits and 400 tons buttons, 1 million pieces drills for mining and 10 thousand pieces multi drills for oil drilling.
産品方案：年産釺片300噸（採鑛、採煤、建築、伐木用）、柱齒400噸（採鑛、採油、築路、工具用）、中小鑽頭（廻轉(zhuǎn)沖擊鑽）100萬支、牙輪鑽10000支。
At six we were fallen in for drill.
六點鍾我們站好隊準備操練。
The sound of that drill jangles horribly on the nerves.
那臺鑽機的聲音響極了，十分刺耳。
You'd better set a goal before you start the drill.
練習開始前，你最好設定一個目標。
After a long drill he told the squad to fall out.
操練了好半天之後，他讓這個班解散了。