balance of payments

the difference in total value between payments into and out of a country over a period

國際收支差額

balance of power

a situation in which states of the world have roughly equal power

（各國間）均勢

the power held by a small group when larger groups are of equal strength

（在大集團勢力相當時）小集團的舉足輕重地位

balance of trade

the difference in value between a country's imports and exports

貿易差額，進出口差額

strike a balance

choose a moderate course or compromise

妥協；采取折中辦法

throw (或 catch) someone off balance

cause someone to become unsteady and in danger of falling

使某人搖搖欲墜

in the balance

In an undetermined and often critical position

懸而未決；緊要關頭：處于未確定的或經常是關鍵性的位置

Our plans were left hanging in the balance. Resolution of these matters is still in the balance.

我們的計劃被擱置下來處于懸而未決的狀態。這些事情的結果尚未可知

on balance

Taking everything into consideration; all in all.

總而言之：將一切事情考慮在內；包括一切地