哪些精通写作，绘画，音乐的人通常具有超人的禀赋。
Those who are well-versed in writing, drawing or music usually own extraordinary gifts.
他不但精通 相关主题，他的写作能力也不输给任何人。
Not only does he focus on pertinent topics, but his writing ability is second to none.
笔者认为应注意三个方面，即精通外贸英语、通晓外贸业务知识和熟练应用“7c”写作原则。
I believe that the following three aspects are very important: to master foreign trade English, to familiarity with foreign trade practice and to grasp the "7c" writing principles.
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