proficient in

基本解释

This project gives students a lot to absorb and become proficient in over the seven-week period.
这个项目使得学生们收获颇丰，七个星期的培训过后他们已经是精通此道了。
Architects on various projects thereby become increasingly proficient in areas by both preaching and performing SOA.
因此，各个项目中的架构师通过宣讲和执行 SOA，在各个领域变得日益熟练。
I felt concerned, but being far from proficient in medical science, or in any other science, I was at a loss what advice to give him.
我很关切，但鉴于我对医学或是任何科学都远谈不上精通，我简直不知怎样给他出主意。

It turns out in the world of classical music there's a stereotype of women being simply less proficient than men: they play smaller than men, they don't have the same force and they have smaller techniques, they're more temperamental and so on.
在古典音乐界,有一个刻板印象,女人的造诣就是不如男人：,她们演奏得不如男人宏大，她们力量不如男人，她们技巧不如男人，她们喜怒无常等等。
耶鲁公开课 - 心理学导论课程节选
Until you're a proficient reader of a language, writing in our language is a fool's errand.
你只有成为一个熟练的读者，才有可能成为一个好的作者。
英语阅读：技巧 - SpeakingMax英语口语达人

Even more staggering, 4% of Detroit public-school 8th graders are proficient in math.
FORBES: Right-To-Work: Does It Improve Teacher Quality?
Candidates must be proficient in reading and writing the language of instruction in the proposed country of study.
UNESCO: Sources