| 单词 | drill bit |
| 释义 | drill bit (once / 118194 pages) n WORD FAMILY drill bit: drill bits USAGE EXAMPLESAt Jabouri’s command, the engineers began pushing a long, narrow pipe, tipped with a drill bit, into the earth. The New Yorker(Dec 25, 2016) She said the turbine’s generator was damaged by a drill bit left inside. Seattle Times(Dec 02, 2016) If these tools aren’t enough, you can also use an electric drill with a diamond drill bit. Slate(Nov 08, 2016) n a bit used in drilling for oil Syn|Hypo|Hyper drilling bit core bit a hollow drilling bit that is the cutting part of a core drill; allows core samples to be taken blade bit, fishtail bita drilling bit with cutting edges usually hardened against wear rock bit, roller bita drill bit that has hardened rotating rollers bit the cutting part of a drill; usually pointed and threaded and is replaceable in a brace or bitstock or drill press |
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