adv.主要地，首要地

Agriculture was their chief source of livelihood.
农业是他们的主要生计来源。
He is chiefly remembered for his role in the civil rights movement.
他主要因在民权运动中的角色而被人记住。
The company's profits have been declining chiefly due to increased competition.
公司的利润主要因为竞争加剧而下滑。
She is chiefly responsible for organizing the event.
她主要负责策划这次活动。
Weather conditions were chiefly to blame for the flight delay.
航班延误主要归咎于天气条件。
His expertise lies chiefly in computer science and artificial intelligence.
他的专长主要在于计算机科学和人工智能。
Education is chiefly the responsibility of the government.
教育主要由政府负责。
The disease is transmitted chiefly through contaminated food and water.
这种疾病主要通过受污染的食物和水传播。
The company's success can be attributed to its innovative marketing strategy, which was chiefly driven by its CEO.
公司的成功主要归功于其创新的营销策略，而这主要是CEO推动的。
In their culture, storytelling is chiefly a means of transmitting history and wisdom from one generation to another.
在他们的文化中，讲故事主要是一种将历史和智慧从一代传给下一代的方式。