After years of dedicated practice, the young pianist became proficient at interpreting complex Baroque compositions.
经过多年的专注练习，这位年轻钢琴家变得精通于诠释复杂的巴洛克作品。
Which choice best defines “proficient”?
C — Skilled, good at. “proficient” means skilled, good at.
Which word means “skilled, good at”?
D — proficient. “proficient” means skilled, good at.
proficient — skilled, good at. In Chinese: 熟练的，精通的.
proficient is pronounced /prəˈfɪʃnt/.
After years of dedicated practice, the young pianist became proficient at interpreting complex Baroque compositions. (经过多年的专注练习，这位年轻钢琴家变得精通于诠释复杂的巴洛克作品。)
skilled, adept, competent — all close in meaning to proficient (skilled, good at).
incompetent, unskilled — each the opposite of proficient (skilled, good at).
Yes. proficient is on the SAT Prep Easy list — mid-frequency academic words that do get tested. The Digital SAT does not test vocabulary in isolation; words like this one are tested through Words in Context questions, where you choose the word that completes a passage most logically and precisely.
pro(before)+fic(do)+ient(adj).