v. （在政治方面）游说( canvass的现在分词 ); 调查（如选举前选民的）意见; 为讨论而提出（意见等）; 详细检查
英文释义
n persuasion of voters in a political campaign
v get the opinions (of people) by asking specific questions
v solicit votes from potential voters in an electoral campaign
v consider in detail and subject to an analysis in order to discover essential features or meaning