1.and it is given to one of the miners, kind of at random as it were, who are contributing the computer capacity
at random 胡乱地;随便地;任意地
The teacher might suddenly address individual students at random.
老师可能随意突然地与个别学生谈话
。He read a great deal-but at random for pleasure.
他读了很多书--都是随心所欲,读着玩的闲书
。