canvass by distributing letters
同义词：circularise
canvass by using a questionnaire
distribute circulars to
cause to become widely known
同义词：circulate??/??circularise??/??distribute??/??disseminate??/??propagate??/??broadcast??/??spread??/??diffuse??/??disperse??/??pass around
make circular
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。