stumping
[s'tʌmpɪŋ]
v.
僵直地行走，跺步行走( stump的现在分词 );
把（某人）难住;
使为难;
（选举前）在某一地区作政治性巡回演说;
例句:
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He was in Georgia stumping for Senator Wyche Fowler, a Democrat.
他正在佐治亚州为民主党参议员威奇·福勒作巡回演说。
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When candidates went stumping around the country, people traveled for miles on foot, by horse, by carriage to hear them speak.
当竞选人在全国作巡回演说时，人们会步行、骑马或坐车数英里赶去听他们的演讲。
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She's tired of stumping up for school fees, books and uniform.
她讨厌为学费 、 课本和校服掏腰包.
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Somewhat improbably, he was stumping for the Senator in Miami.
来自NEWYORKER
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Sports Direct's proposition centres on Blacks back-end operations, as an alternative to stumping up in a possible cash call.
来自THETIMES
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I met him in Missouri when he was first stumping on the campaign trail, and I was just thrilled.
来自THETIMES