be proficient in是什么意思 be proficient in怎么读
be proficient in的用法和样例
- One always has to keep in practice.
任何人都必须经常练习以求熟练。 - The unskilled jobs are going to be automated out.
非熟练工种正被自动操作所替代。 - He is skilled in upstairs politics.
他精通上层政治。 - She was very proficient in music.
她非常精通音乐。
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