cornerstone

['kɔːnəstəʊn]
['kɔrnɚston]
专四

中文释义

基础 柱石 地基英释中释

英语释义

基础;柱石;地基英释中释nsomething that is extremely important because everything else depends on it

相关例句

1 Research is the cornerstone of the profession..研究是该职业的基石。

cornerstone