in a spin spin作动词名词都是晕眩，旋转的意思，比方说地球旋转 The earth spins on its axis. 地球绕地轴旋转。 in a spin则指人因为担心或者过度烦恼而心乱 worried and confused 急得团团转;晕头转向 She's in a spin over the arrangements for the party. 她为了筹备聚会搞得晕头转向。 News of the director's resignation sent the management into a spin. 主管辞职的消息使管理层陷入一片混乱。