Lacking hard evidence, scholars of the past speculated broadly about the origin of language.

由于缺少可信的证据，对于语言的起源，以往的学者往往只能推测。

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Recorded scripts are often long and written in proprietary languages lacking object-oriented (OO) language features.

记录的脚本通常很长，且用专用语言编写，缺乏面向对象(OO)的语言特性。

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Considered by many to be just a "toy" programming language, IDEs and debuggers were sorely lacking.

很多人都将其视为一种“玩具”编程语言，IDE和调试器都非常缺乏。

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Looking Japanese but lacking fluency in the language led to some awkward moments for Tsujihara, convincing him he'd be better off making a living in America.

NPR: From Eggs To Film: A Japanese-American Studio Head

"The ambition is to create a space for the kind of discussion that has been lacking in the Russian language, well, forever, " says Masha Gessen, Snob's deputy editor in chief.

FORBES: Magazine Article

Before starting production, he was confident in his command of the language, but realized how much it was lacking when he got on set.

WSJ: Tomas Alfredson: The Director Who Came In From the Cold