The long-term future of the space programme hangs in the balance.

航天计划的长远前景尚未明朗。

Victory hangs in the balance.

胜负未定。

This marks an extraordinary change in the balance of power.

这标志这军事力量平衡的一个显著改变。

As we open this World Conference, much hangs in the balance.

在我们召开本次世界大会之际，仍有许多不稳因素。

What happens is that both the American and European dreams hang in the balance.

美国梦和欧洲梦都正变得悬而未决。