canvass for

• • 为…竞选游说:

    They canvassed for her and helped her to win this election.

    他们为她竞选游说，帮她赢得这次竞选。

  • 募捐：

    He canvassed among the students and their parents for contributions.

    他在学生和家长中进行募捐。

  • 兜揽生意：

    She canvassed for insurance during her spare time.

    她在业余时间里兜揽保险业务。