中文翻译与英英解释

floating voter ＝ floater 7.

floating:    adj. 1.漂浮的，浮动的，流动性的。 2.【医学】游 ...

voter:    n. 投票者；选举人。 a casting voter ...

a voter who has no allegiance to any political party and whose unpredictable decisions can swing the outcome of an election one way or the other
同义词：swing voter,

例句与用法

What was needed to appeal to the floating voters was the ability to inspire them with a sense of conviction .
吸引那些动摇不定的投票者所需要的是唤起这些人的坚定信念。