他们听了那个谣传后都纷纷买尽可能多的盐 汉译英

楼上那些翻译都有语法或表达方式问题.
他们听了那个谣传后
When they heard the rumour
Upon hearing the rumour
都纷纷买尽可能多的盐
(they) all rushed to buy as much salt as they could
放在一起：
他们听了那个谣传后都纷纷买尽可能多的盐
Upon hearing the rumour,they all rushed to buy as much salt as they could.
希望帮到了你,
我是加拿大人,前海外英语老师.

They bought the salt as most as they could,when they heard a rumor

Having heard the rumor, they were willing to buy salt as much as possible.

After learning that rumor, they go all way out to buy salts as much as possible.