Drills

例句:

• At Chatham he followed the parades and drills with great assiduity. 威廉·梅克比斯·萨克雷. 名利场.
• Turning up the cuffs of his dress-coat--he had placed his overcoat on a chair--Holmes laid out two drills, a jemmy, and several skeleton keys. 阿瑟·柯南·道尔. 福尔摩斯归来记.
• If a waterfall is convenient, air is compressed by the body of descending water, and used to ventilate tunnels, and deep shafts and mines, or drive the drills or other tools. 威廉·亨利·杜利特. 世纪发明.
• In addition to these great drills, more recent inventors have brought out small machines for single operators, worked by the electric motor. 威廉·亨利·杜利特. 世纪发明.
• In agriculture, the reaper has been supplemented with threshing machines, seeders, drills, cultivators, horse rakes and plows. Edward W. Byrn. 十九世纪发明进展.
• In addition to the use of anaesthetics, improvements have been made in nearly every form of dental instruments, such as forceps, dental engines, pluggers, drills, hammers, etc. 威廉·亨利·杜利特. 世纪发明.
• The Hoosac and Mont Cenis tunnels greatly stimulated invention in this field, and among the notable drills of this class may be named the Burleigh, Ingersoll, and Sergeant. Edward W. Byrn. 十九世纪发明进展.
• With earth-augurs, drills, and drill cleaning and clearing and fishing apparatus, and devices for creating a new flow of oil, and tubing, new forms of packing, etc. 威廉·亨利·杜利特. 世纪发明.

手打:凯西