1909Westm. Gaz. 9 Nov. 5/1 Two bolts..engage in two carefully reamed holes in the pivot and lever, and are secured by castellated nuts and split pins.
英语词典包含277258条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。