circaKK [ˋsɝkə] /ˈsɝkə/发音介系词1大约、约在多用于年代The wooden temple was built circa 1750 by local craftsmen.这座木造庙宇大约建于一七五○年,由当地工匠兴建。2大约、约、左右正式The company employs circa three thousand people worldwide.该公司在全球约雇用三千名员工。用这个字练口说→