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the cutting part of a drill; usually pointed and threaded and is replaceable in a brace or bitstock or drill press 钻机的切割部分；通常是尖头的有螺旋状图案并且可以更换，用在钻柱钻柄或钻床上
the cutting part of a drill; usually pointed and threaded and is replaceable in a brace or bitstock or drill press. 钻机的切割部分；通常是尖头的有螺旋状图案并且可以更换，用在钻柱钻柄或钻床上。
the cutting part of a drill; usually pointed and threaded and is replaceable in a brace or bitstock or drill press . 钻机的切割部分；通常是尖头的有螺旋状图案并且可以更换，用在钻柱钻柄或钻床上。
The cutting part of such a machine. 切割器这种机器用来切割的部分
The flat-edged cutting part of a sharpened weapon or tool. 刀刃削磨用的武器或工具的刀口处用来切割的部分
The miners stayed out for the best part of a month. 矿工们持续罢工了近一个月之久。
He mimed the part of a drunken man. 他以哑剧形式表演醉汉。
It took the best part of a day to get there. 花了大半天时间才到达那里。
The cutting blade of a plow; a share. 犁刃，犁头犁上切割用的刃；铧头
The sharp part of a tool,such as the cutting edge of a knife or ax. 刀刃，斧刃工具的锋利部分，如刀片或斧头切割边
The top part of a pillar or column. 柱头一根柱子或圆柱的顶端部分
He doubles the parts of a farmhand and a miner. 在这出戏里他既扮演雇农又扮演矿工。
The forward part of a ship's hull; the bow. 船首船体外壳的前面部份; 船头
The sharp part of a tool, such as the cutting edge of a knife or ax. 刀刃，斧刃工具的锋利部分，如刀片或斧头切割边
The part of a glove that extends over the wrist. 手套腕部遮过手腕的手套部分
This piece of glass seems to be part of a lamp. 这片玻璃似乎是一盏灯的一部分。
You must have drunk the best part of a bottle of wine last night. 你昨天晚上喝了准有一瓶葡萄酒。
The cutting blade of a plow;a share. 犁刃，犁头犁上切割用的刃；铧头
Anther is a part of a flower that contains the pollen. 花药是花的雄蕊上带花粉的部分。
The most obvious part of a drilling rig is called"a derrick". It is used to lift sections of pipe, which are lowered intothe hole made by the drill. 钻机中最显眼的部件叫“井架”,井架用来吊升分节油管,把油管放入由钻头打出的孔中。