Read Edit View history 奠基石 diànjīshí cornerstone Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 奠基石 · diànjīshí · cornerstone 2026/03/04 奠基石 diànjīshí cornerstone foundation stone; cornerstone 这块奠基石标志着新图书馆建设的开始。 created sense Mar 4, 2026, 02:25 AM