| 词汇 | keystone |
| 释义 | keystone 1 ENTRIES FOUND: keystone (noun) keystone /ˈkiːˌstoʊn/ noun plural keystones keystone /ˈkiːˌstoʊn/ noun plural keystones Learner's definition of KEYSTONE [count] 1 : a large stone at the top of an arch that locks the other stones in place拱顶石；冠石 2 : something on which other things depend for support基础；主旨；基本原则 Tourism is the city's economic keystone.旅游业是本市的经济基础。 the keystone of his faith他的信仰的基本原则 |
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英汉双解词典包含93607条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。