| 释义 | 
             
                roller core bit
                
            牙轮钻头yá lún zuàn tóu 
 roller bit; rifler缩颈砂心suō jǐng shā xīn 
 break-off core; breaker core; washburn core; wafer core; neck down core地心dì xīn 
 the earth's core位串行wèi chuàn háng 
 serial bit辊gǔn 
 roller; stone roller辊道gǔn dào 
 table roller; roller bed; roller way一点一点yī diǎn yī diǎn 
 bit by bit励磁铁芯lì cí tiě xīn 
 field core芯头xīn tóu 
 core mark; core print型芯xíng xīn 
 core; mold core; kenel隐位yǐn wèi 
 hidden bit杠杆滚轮gàng gǎn gǔn lún 
 lever roller渐渐jiàn jiàn 
 bit by bit, little by little尽一份力jìn yī fèn lì 
 Do one's bit一点yī diǎn 
 a bit, a bit of, a little挤芯机jǐ xīn jī 
 core extruder; core extrusion machine; plunger core machine; stock-core machine芯xīn 
 core修形滚子xiū xíng gǔn zǐ 
 relieved end roller半点bàn diǎn 
 the least bit叽jī 
 eat a bit; lament每一点měi yī diǎn 
 every bit衔铁xián tiě 
 gag bit; armature淬火钢滚轮cuì huǒ gāng gǔn lún 
 hardened steel roller几分jǐ fèn 
 a bit; somewhat; rather钎头qiān tóu 
 bore bit; drill bit
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