為您提供cornerstone英英釋意。" />

色欲tv国产亚洲_久久午夜夜伦鲁鲁影院_一级特黄无码A片在线观看_免费黄色性感一级片_国内破女处破苞视频hd_欧美三级少妇免费_亚洲美腿丝袜福利一区_白丝秘书被躁到高潮视频av_91麻豆精品分享的内容是很丰富的_国产原创免费av网站

首頁英語詞典cornerstonecornerstone英英釋意

cornerstone

英 ['k??n?st??n] 美['k?rn?ston]
  • n. 基礎；柱石；地基

英英釋意

1. the fundamental assumptions from which something is begun or developed or calculated or explained;
"the whole argument rested on a basis of conjecture"
2. a stone in the exterior of a large and important building; usually carved with a date and laid with appropriate ceremonies
3. a stone at the outer corner of two intersecting masonry walls