play a leading role

常见例句

He plays a leading role.
他起着带头作用。
edu.sina.com.cn
Saudi Arabia possesses 25% of the world"s proven petroleum reserves, ranks as the largest exporter of petroleum, and plays a leading role in OPEC.
沙特阿拉伯占有25%的世界石油储备，是最大的石油出口商，而且在石油输出国家组织（OPEC）中起主要作用。
How the gene works is unclear, but Ashwin suspects it might dampen down activity in part of the brain called the amygdala, which plays a leading role in regulating our emotions.
这个基因是如何发挥作用的还不清楚，艾斯文猜测它或许能抑制大脑中被称作杏仁核部分的活性，这个部分承担着最主要的情绪调节作用。

You make no mention of the alarming population growth in the third world, which plays a leading role in driving emigration.
ECONOMIST: Huddled masses
And of course perspective plays a leading role.
FORBES: Five Things to Never Say to Your Direct Reports