| 单词 | 口径 |
| 释义 | 〔subcaliber〕Smaller in caliber than the barrel of the gun from which it was fired. Used of projectiles.次口径的：指子弹、炮弹等发射口径小于炮口径的〔caliber〕The diameter of the bore of a firearm, usually shown in hundredths or thousandths of an inch and expressed in writing or print in terms of a decimal fraction:口径：火器枪孔的直径，常以英寸的百分数或千分数表示，在手写或印刷中常以十进制分数表示：〔caliber〕The diameter of the inside of a round cylinder, such as a tube.口径：圆柱体内侧圆的直径，如管道〔rifle〕A firearm with a rifled bore, designed to be fired from the shoulder.来复枪：一种具有来复口径的火器，被设计从肩膀上开枪〔calibrate〕To determine the caliber of (a tube).确定（管道的）口径〔gauge〕The interior diameter of a shotgun barrel as determined by the number of lead balls of a size exactly fitting the barrel that are required to make one pound. Often used in combination:口径：猎枪枪管的内部尺寸，以每磅圆铝弹数目表示，该铅弹恰好能装入枪管。常用于复合词中：〔Uzi〕Any of various compact submachine guns having a caliber of 9 millimeters, originally designed in Israel in the 1950s.乌兹冲锋枪：1950年代以色列所设计的9毫米口径各种小型冲锋枪 |
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