想要消除那种不安全感，我们就要确保自己牢牢掌握了知识，磨砺了技能，以获得对自身的自信。
To counteract insecurity, make sure you master your knowledge and hone your skills to gain confidence in yourself.
历经多年磨砺，专注于传播领域，逐步形成自身独特的经营运作模式。
We concentrated on media area and build up our own unique operating mode after the past many years of great effort.
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