- a tool or machine with a rotating cutting tip or reciprocating hammer or chisel, used for making holes钻头, 冲子; 钻床, 钻机。
- such a tool used by a dentist for cutting away part of a tooth before filling it（牙医用的）牙钻。
- mass noun instruction or training in military exercises（军事）训练, 操练：
parade-ground drill.
阅兵场操练。
- intensive instruction or training in something, typically by means of repeated exercises密集训练, 反复操练（或练习）：
tables can be mastered by drill and practice
乘法表可通过反复训练和练习来掌握
count noun language-learning drills.语言学习操练。
- count noun a rehearsal of the procedure to be followed in an emergency演习：
air-raid drills.
防空演习。
the drill
informal the correct or recognized procedure or way of doing something〈非正式〉规定程序, 正确方法, 常规：he didn't know the drill.
他不知道规定程序。
- a predatory mollusc that bores into the shells of other molluscs in order to feed on the soft tissue尾角螺（寄生于其他软体动物壳内食其软组织的一种食肉软体动物）。
- Family Muricidae, class Gastropoda: several genera and species, in particular the American oyster drill (Urosalpinx cinerea), which is a serious pest of oyster beds.骨螺科, 腹足纲：数属和数种, 特别是美洲红螺（拉丁名Urosalpinx cinerea）, 对牡蛎养殖场危害严重。
- produce (a hole) in something by or as if by boring with a drill钻（孔）, 打（眼）：
drill holes through the tiles for the masonry pins.
在瓷砖上打圬工销销孔。
- make a hole in (something) by boring with a drill在…上钻孔（或打眼）：
a power tool for drilling wood.
用于在木头上钻孔的一种电动工具。
- no obj., with adverbial of direction make a hole in or through something by using a drill打眼, 钻孔：
do not attempt to drill through a joist
不要试图在托梁上钻孔
figurative 〈喻〉his eyes drilled into her.
他的两只眼睛简直把她看透。
- no obj. sink a borehole in order to obtain a certain substance, typically oil or water（尤指为获得石油或水等而）打眼, 钻孔：
BP has been licensed to drill for oil in the area
英国石油公司获准在该区域钻探石油
as noun drilling drilling should begin next year.钻井将于明年开始。
- (of a dentist) cut away part of (a tooth) before filling it（牙科医生）在（牙齿）上钻洞。
- with obj. and adverbial of direction informal (of a sports player) hit (a shot) hard and in a straight line〈非正式〉（运动员）用力直线击（球）：
he drilled a right-foot volley into the back of the net.
他右脚凌空抽射, 球直入网底。
- subject (someone) to military training exercises使受军事操练, 训练：
a sergeant was drilling new recruits.
一个军士在训练新兵。
- no obj.(of a person) take part in such exercises（人）参加操练, 训练：
the troops were drilling.
军队正在操练。
- instruct (someone) in something by the means of repeated exercises or practice通过反复练习（或实践）教会（某人）：
I reacted instinctively because I had been drilled to do just that.
我本能地作出了反应, 因为我一直被训练这样去做。
drill something into
cause (someone) to learn something by repeating it regularly（通过反复讲解）向…灌输：his mother had drilled into him the need to pay for one's sins.
他母亲反复地给他灌输恶有恶报的必然性。
- no obj.
drill down
Computing access data which is in a lower level of a hierarchically structured database【计算机】存取多级数据库的较低层数据。
driller
noun- a machine which makes small furrows, sows seed in them, and then covers the sown seed条播机。
- a small furrow, especially one made by such a machine犁沟, 条沟。
- a ridge with such a furrow on top条播垄。
- a row of plants sown in such a furrow（一排）条播作物：
drills of lettuces.
一排排的条播莴苣。
- (of a person or machine) sow (seed) with a drill（人, 机器）条播（种子）：
crops drilled in autumn.
秋季条播的作物。
- plant (the ground) in furrows在（土地）上条播：
as noun drilling accurate ridging and drilling make hoeing much easier.精确的筑垄和条播使锄草松土容易了许多。