canvass

1. V-I If you canvass for a particular person or political party, you go around an area trying to persuade people to vote for that person or party. 拉选票

I'm canvassing for the Republican Party. 我在为共和党拉选票。

2. V-T If you canvass public opinion, you find out how people feel about a particular subject. 征求 (意见)

Members of Congress are spending the weekend canvassing opinion in their constituencies. 国会议员利用周末在各自的选区征求意见。