原形：circulate第三人称单数：circulates过去式：circulated过去分词：circulated现在分词：circulating

Blood circulates through the body.
血液在体内循环。
New ideas circulate quickly.
新思想迅速流传。
People who circulate false news are to be blamed.
散布流言者该受谴责。
Draughts help to circulate air.
通风有助于循环空气。
The news quickly circulated through the office, causing excitement among the employees.
消息迅速在办公室里传开，引起员工们的兴奋。
They circulated a petition to protest the new policy.
他们发起了一份请愿书来抗议新政策。
The blood circulates through our veins, delivering oxygen and nutrients to every cell.
血液在我们的血管中循环，为每一个细胞输送氧气和营养。
She circulated among the guests, making sure everyone was comfortable.
她在客人中穿梭，确保每个人都感到舒适。
The book has been circulating in libraries for several months now.
这本书已经在图书馆流通了几个月了。
The idea of a paperless office is gradually circulating within the company.
无纸化办公的概念正在公司内部逐渐流传。
The party planner circulated invitations among their contacts.
派对策划者向他们的联系人分发邀请函。
The water in the aquarium circulates continuously to maintain a healthy environment for the fish.
鱼缸里的水持续循环以保持鱼类健康的环境。
Information circulates faster in today's digital age than ever before.
在当今的数字时代，信息传播的速度比以往任何时候都要快。
The rumor about the merger started to circulate within the industry, causing speculation and anxiety.
关于合并的谣言开始在行业内流传，引发了猜测和焦虑。