1 to go or be passed from one person to another (使)流传,传播,传发:
Rumours were circulating about the Minister's private life.有关部长私生活的流言蜚语四处流传。We've circulated a copy of the report to each department.我们已将这份报告传发给每个部门。
2 (used about a substance) to move or make sth move round continuously (指物质)(使)环行,循环:
Blood circulates round the body.血液在体内循环。