puller

基本解释

Russia is always a crowd-puller too, but what role it ends up playing depends what mood it is in.
俄罗斯也经常成为大众关注的对象，但它最后会起什么作用取决于它的心情如何。
When it rained, the road turned into mud; the mud turned into wet clay. This was the most dangerous time for a puller.
下雨的时候，路上会变得非常泥泞，那些泥泞又会变成粘土，这种状况，对于拉车夫而言是最危险的。
But there is more to this than the traditional Iranian belief, grounded, it has to be said, in history, that Britain is the master string-puller behind all that is bad that happens in Tehran.
但是，对于这件事，必须提到的是，比伊朗人的传统信仰更现实的是，在历史上，德黑兰发生的一切灾难，背后的主要推动者都是英国。

You don't have to be the trigger puller to be an aide or abettor.
NPR: Haditha Case May Test Military Justice
That is to reckon without Mr Lafontaine's gifts as string-puller and master of ceremonies.
ECONOMIST: Germany’s Social Democrats
Although formally out of office, he remains responsible for his party's funding, and is an important string-puller in the ruling coalition.
ECONOMIST: Bulgarian corruption