at loose end

... at an end 结束,终止 at loose end 不知做什么好,无所适从;处于杂乱状态 at one's wit's end 智穷才尽,不知所措,毫无办法 ...

... at an end 结束,终止 at loose end 不知做什么好,无所适从;处于杂乱状态 at one's wit's end 智穷才尽,不知所措,毫无办法 ...