| 释义 |
cor·ner·stoneBrE /ˈkɔːnəstəʊn/ NAmE /ˈkɔːrnərstoʊn/ noun (especiallyNAmE ) a stone at the corner of the base of a building , often laid in a special ceremony 基石；奠基石the most important part of sth that the rest depends on 最重要部分；基础；柱石◆ This study is the cornerstone of the whole research programme . 此项研究是整个研究计划的基础。 |