She was a master of the English language.

她曾是一名英语语言专家。

《柯林斯英汉双解大词典》

She was pleased by the few words I was able to say in her language, although they were mostly numbers, and she saw that I understood something about the soft playfulness of bargaining.

她对我能用她的语言说几句话感到高兴，尽管这些话大多是数字，并且她看出我懂得一些讨价还价时温和的玩闹。

youdao

She has mastered a foreign language by the aid of a grammar and dictionary.

她借助语法书和词典掌握了一门外语。

youdao

She has studied the social meaning of American Sign Language as well as the Al-Sayyid Bedouin Sign Language in Israel.

VOA: special.2010.10.01

She doesn't know any language, She doesn't know what I would be talking about by the nature of love.

它没有语言，它不知道我会谈论,爱的天性。

麻省理工公开课 - 电影哲学课程节选

She says government has to be involved in requiring clear language because the marketplace has not dealt with the problem.

VOA: special.2010.04.30

Ms de Vere Taylor said while she accepted language had to evolve, in her opinion the council's decision was a backward step.

BBC: Apostrophe ban on Devon council's new street names

She considered Germany, Austria and Scotland, her mother says, before deciding on Italy, a place she'd never been and where the people spoke a language she hadn't studied.

CNN: Amanda Knox: Fighting again to clear her name

But even near the end, when she'd lost command of language, she'd mouth the words to "Dayenu" with a smile on her face.

WSJ: Passover Challenged