精通一门外语，对我们来说是必要的。
精通一门外语非常困难。
一个人必须勤学苦练，才能精通一种外国语。
One must have studied hard before one could succeed in mastering a foreign language.
精通一种牌戏：可以是扑克、兰米牌、桥牌等的功能。
Play one card game really well: it can be poker, rummy, bridge, and so on.
精通一行的人可以养家糊口，样样精通的人却不能养活自己。
精通一行的人可以养家糊口，样样精通的人却不能养活自己。
如果对此已经非常精通，完全可以跳过这一节。
If you are already well-versed in this, feel free to skip to the next section.
一个译者必须很精通源语言。
A translator must be well acquainted with the source language.
不管你对历史多么精通，历史总有它不为人知的一面。
No matter how good at history you are, there will still be a hidden side of it you just never knew.
我的预言是：苹果的平板将会是一个什么都会但没一样精通的设备（Jack of alltrades master of none）。
My prediction: Apple's tablet will be Jack of trades and master of none.
他已精通生意的每一个细节。
英语是一门容易学但是难精通的语言。
English is a language easy to learn but difficult to master.
精通科技的中国年轻人正在成为被研究得越来越多的一个群体；
Tech-savvy youth of China have become an increasingly studied demographic
如果你打算了解一个国家，你必须精通该国的语言。
If you would understand a nation, you must know its language.
精通至少一门外语越来越对我们是必不可少的技能。
A good command of at least one foreign language has increasingly been an essential skill for us.
一名军事指挥官必须精通战术。
这也将有助于你更精通英语，或其他任何一种你想说的语言。
This will also help you become better at English, or any other language you wish to speak.
他样样都懂一点，但都不精通。
他对计算机十分精通，他一定是计算机系毕业的。
He is good at computer, he must have graduated computer science.
精通哪怕仅是兵法之一都是困难的。
在这所学校里不止一个人精通英语。
More than one person has a good grasp of English in the school.
精通某一特定领域需要相当长的一段时间。
Being proficient in a specific field requires a long period of time.
一名军事指挥官必须精通战术。
一名军事指挥官必须精通战术。
应用推荐