at sixes and sevens 为习语，意为：乱七八糟，七上八下，杂乱无章，一片混乱。如：

The boy made the room at sixes and sevens.
这男孩把房间弄得乱七八糟的。

I haven’t had time to arrange everything so I’m all at sixes and sevens.
我没来得及把每件事都安排好，因此心里七上八下的。

They held a party last night and everything was at sixes and sevens when the guests left.
昨晚他们开了一个家庭聚会。当客人散尽之后，一切物品都挪了位置。

After the captain of the team broke his leg, the other players were at sixes and sevens.
球队队长摔断了腿，其他队员陷入了一片混乱。

The members couldn't come to an agreement. They were at sixes and sevens.
委员们不能达成一致意见，他们各持己见。