习得

Acquisition refers to the gradual and subconscious development of ability in the first language by using it naturally in daily communicative situations.
习得指的是日常交际环境中通过自然的运用第一语言能力而逐步地、下意识地发展这种能力。

Language acquisition is a genetically determined capacity that all humans are endowed with. Human is biologically programmed to acquire at least one language.
Any child who is capable of acquiring some particular human language is capable of acquiring any human language spontaneously and effortlessly.
语言习得是全人类均具备的通过遗传而得来的能力。人生来就具备一种天赋，或一种生物机制，使他们至少能习得一种语言。
儿童只要能习得某种人类语言，它就能本能而轻松地习得任何人类语言。