我已经掌握了2000多个英语单词。
经过暑假训练，我已经掌握了游泳技巧。
After the summer training, I mastered the skills of swimming.
摆弄了这台电脑三个礼拜后，我想我已经掌握得很好了。
After three weeks of using this computer I think I've finally got the hang of it.
但作为一个高中学生，在高中学习中，我已经掌握了学习基本方法的策略。
However, as a high school student learning in high school, I have mastered the basic method of learning strategies.
永远没有一个时候你可以真正地说：“我已经掌握了英语。”总有更多的东西要学，总还有提高的空间。
There is never a point when you can truly say, " I have mastered English. " There is always more to learn and room to improve.
我已经掌握了一些外星人器械的使用方法，包括这个录音仪，而我也大概知道他们想从我们的世界得到甚么。
I've been able to figure out how to use some of the alien devices, like this recorder, and I think I know what they want with our world.
所以当我跳槽离开那家提供较低薪水的公司时，我已经掌握了大量的经验，新公司为此给我提供的薪水是每天200美元。
So, when I left the company and joined another one, with the vast experience I had gathered from my previous underpaid company, my salary became $200/day in the new company.
布拉克建议：“看看自己能否向雇主证明：‘我已经掌握了公司的基本情况，我准备利用这些知识，让自己更上一层楼。’”
"See if you can showcase, 'I've picked up the fundamentals of our business and I'm ready to utilize them and move to the next level,'" suggests Black.
我喜欢这个步骤，因为我不但复习了已经掌握的所有东西而且把它们应用到创建一个新的(更好的)项目中。
I love this step because I get to step back and take everything I've learned and put that into creating a new (and improved) project.
我认为这是因为他们已经学会了沟通，并掌握了应对日后出现的问题的技巧。
I think it's because they've learned to talk and have the skills to work with issues that come up.
在进一步讨论之前，我必须承认我不能确定我已经充分掌握了NIO背后的逻辑。
Before going any further, I must confess that I'm not sure I have fully grasped the logic behind the NIO.
尽管我还没有掌握到生活的全部，但是我觉得已经足够让自己的生活不太有压力。
While I haven't learned it all, I feel my head is screwed on straight enough that life is much less stressful.
至此，您应该掌握EVMS了吧，通过使用EVMS，我已经对一个系统磁盘进行了分区。
So there you have it, I've partitioned a single system disk using EVMS.
我没有学过正规的艺术，也没有天赋可以不费劲的画出水壶旁边的碗，然而不知为何我却已经掌握了这一技巧。
I didn't study fine art, I don't have a natural talent to effortlessly knock out a realistic bowl of fruit beside a water jug, and yet somehow I've still managed to blag my way this far.
我本来预期我们要几个月后才能见面，而现在黑客已经掌握了进入电话中心的技术了。
What I expect we are going to be seeing in a few months, and what's already technically possible, is for an attacker to gain access to a call centre.
我对她说,对于她的作文, 我已经没有什么好改的了,因为她已经基本掌握了作文的写作方法, 文章的结构, 内容编排以及词汇语法都已达到相当的水平, 完全符合高级的要求, 如果再改的话恐怕就是朝满分作文努力了.
I said to her that for her composition, I could hardly make any correction or revision, because she has got the hang of it in terms of writing skills, structures, vocabulary and grammar.
一旦你已经掌握了Alice我也建议你学习其它我在网上搜集的联机教程。
Once you have mastered Alice, I recommend that you also study the other lessons in my extensive collection of online programming tutorials.
我的意思是我们已经掌握了导致每种不利情况的原因。
I mean that we have learned the causes for each of those conditions.
不到6个月，我又学会了法语、德语和亚美尼亚语；学年结束前，我已经熟练掌握了所有斯堪的纳维亚语言。
Within six months I learnt French, German and Armenian; before the school year ended I was fluent in all the Scandinavian languages as well.
尽管我还没有掌握到生活的全部，但是我觉得已经足够让自己的生活不太有压力。
While I haven't studied it all, I see my brain is screwed ashore straightforward enough namely life is much less disagreeable.
我相信有很多烟客已经自己就掌握了这个或类似的技巧。
I'm sure many smokers have discovered this technique, or variations of it, on their own.
把那个放一边，假如你会写代码，会加减整数，还有会操作文件IO，我想你已经掌握了所有的需要的技术！
Aside from that, if you can write code to add and subtract integers and do file IO, you've got all the skill needed!
在过去的五年里，我已经很认真地把基本知识学好。现在，不论是理论上还是理论知识在实践上的应用上，我都已基本掌握临床医学知识。
During the past five years, I have worked very hard on my study, and now I have mostly acquired all the basic knowledge of clinical medicine, both in theory and in practice.
我有10条基本规则，我会一条条给你们解释，但说真的，即使你只选择一条并且熟练掌握了它，你就已经可以享受更愉快的交谈了。
So I have 10 basic rules. I'm going to walk you through all of them, but honestly, if you just choose one of them and master it, you'll already enjoy better conversations.
我在那里做兼职时，就已经熟练掌握用英语进行会计操作了。
When I served part-time there, I became well acquainted with acing operated in English.
我相信北京猿人中后期已经掌握了人工取火技术，从那时算起到火的广泛应用，也经历了几十万年的时间。
I believe that Peking Man had grasped the technique of making fire at their middle and late period of life, but from that time to using fire widely also cost several hundred thousands of years.
我相信北京猿人中后期已经掌握了人工取火技术，从那时算起到火的广泛应用，也经历了几十万年的时间。
I believe that Peking Man had grasped the technique of making fire at their middle and late period of life, but from that time to using fire widely also cost several hundred thousands of years.
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