To the Spring and Autumn Period, with the emergence of the seal, seal gradually became a specialized skill.

到了春秋时期，随着印章的出现，篆刻逐渐成为专门的技艺。

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An area of specialized skill or knowledge, especially academic or vocational, that is related to but separate from other areas.

具有特殊技能或知识，尤指学术上或职业上的分区，与其他分区相联系但又有区别。

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Ability to leverage outsourcing providers with specialized skill and experience to address new requirements or innovations in specific areas.

能够利用具有业务专长和经验的外包提供者来满足具体领域的新的需求或革新。

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Anti-terrorism is the purview of very small numbers of people with very specialized skill sets, and these people are, understandably, extremely leery of overt publicity.

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Driving brand equity with an online publishing operation borrows from traditional marketing and media disciplines, but in practice has already become a highly specialized and evolving skill.

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You need a specific, specialized, precise, particular skill.

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