单词学习：expertise 名词
expertise
/ˌekspɜːrˈtiːz/
专门知识；专门技能；专长
Professor Gu's expertise in linguistics is highly respected by his colleagues and students.
顾老师在语言学方面的专业知识深受同事和学生们的尊敬。
单词卡片
卡片已就绪
