| 单词 | bore | 
| 释义 | bore 1   (bôr) v.  bored, bor·ing, bores  v.tr. 1.  To make a hole in or through, with or as if with a drill. 2.  To form (a tunnel, for example) by drilling, digging, or burrowing. v.intr. 1.  To make a hole in or through something with or as if with a drill: "three types of protein that enable the cells to bore in and out of blood vessels" (Elisabeth Rosenthal). 2.  To proceed or advance steadily or laboriously: a destroyer boring through heavy seas. n. 1.  A hole or passage made by or as if by use of a drill. 2.  A hollow, usually cylindrical chamber or barrel, as of a firearm. 3.  The interior diameter of a hole, tube, or cylinder. 4.  The caliber of a firearm. 5.  A drilling tool. [Middle English boren, from Old English borian.] | 
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