1. 通知：circularity 圆 | circularize 通知 | circularly 圆地

2. 分发民意测验单：circularity 环状 | circularization 通函询证 | circularize 分发民意测验单

3. 分发传单, 通知, 分发民意测验单, 传阅：circularity || 环状 | circularize || 分发传单, 通知, 分发民意测验单, 传阅 | circularly || 圆地, 循环地

4. 制成传单：circularize 分发民意测验单 | circularize 制成传单 | circularize 递传单

verb

1. make circular

2. cause to become widely known

e.g. spread information
circulate a rumor
broadcast the news

Synonym: circulatecircularisedistributedisseminatepropagatebroadcastspreaddiffusedispersepass around

3. distribute circulars to

Synonym: circularise

4. canvass by using a questionnaire

5. canvass by distributing letters

Synonym: circularise