Dr. Pimsleur, a Ph. D. and specialist in the field of applied linguistics, devoted his life and career to learning languages and understanding the psychology of language acquisition.
皮姆斯勒博士，一个博士和应用语言学领域的专家将毕生都贡献给学习语言，研究学习语言的心理。
Johnson, who has a Ph. D. in linguistics, isn't kidding around with his love of brevity.
作为一名语言学博士，约翰逊并不是在围绕他对“简洁”的爱而卖弄幽默。
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