hold in the balance

基本解释

So the diathesis of civil servant would hold the balance in raising the competition ability of an area or a country.
公务员的素质对于提高一个地区、一个国家的竞争力具有举足轻重的作用。
As the principal part of the country innovation system, the institutions of higher learning hold the balance in the scientific research.
高等院校作为“国家创新体系”的重要行为主体，站在当代科技发展的前沿，在科研中起着举足轻重的作用。
The advertising creative is not only used as the bridge between the goods and the customers, but also hold the balance in the shape of brand image and the plan of extension.
广告创意作为联系商品和消费者之间的桥梁，在品牌形象的塑造和推广策划中担负着举足轻重的作用，成为使品牌资产延伸、发展的筹码，成为必不可少的商业品牌营销推广利器。

When Spain became a democracy after General Franco's death in 1975, the Basques (and Catalans) got a big dose of autonomy—and got even more this decade, when regional parties began to hold the balance of power in the parliament in Madrid.
ECONOMIST: Spain and the Basques
By forging a united front, the Kurds will bolster their strength in the national assembly in Baghdad (where they may even hold the balance) and secure a key spot in Iraq's post-election constitutional debate.
ECONOMIST: Iraq's Kurds
As I pointed out in the post, Apple, Microsoft and Cisco all have huge cash positions outside the country: each of them, in fact, hold the vast majority of their balance sheet cash in foreign accounts.
FORBES: Revealed: How U.S. Companies Can Repatriate Cash Tax Free