Give reasons for your answer and include any relevant examples from your own knowledge or experience.
请为你的答案给出理由，并将您自己的知识或经验中任何相关的例子包括在内。
Lacks knowledge or experience.
缺乏知识或经验。
Free technical support is often available in the form of mailing list or newsgroup discussions; nevertheless some background research, knowledge or experience is often required.
免费的技术支持也可以以邮件列表或新闻讨论组的形式得到。然而，某种形式的背景研究、知识或经验常常是需要的。
Do I need to have special knowledge or experience?
我需要具备特殊的知识和经验吗？
Which is more important, book knowledge or experience?
书本知识与经验哪个更重要？
It's amazing how many opportunities we deny ourselves due to lack of knowledge or experience.
因为缺乏知识或经验，我们自己放弃的机会之多，令人叹息。
Once your ability to climb the ladder stops or slows down or you realize that your depth of knowledge or experience slows down, it's time to consider moving on or getting more training.
一旦能力如爬梯般停止或者变慢，或者你觉得自己的知识和经验增长缓慢，那么是时候考虑跳槽或是参加更多的培训了。
Once your ability to climb the ladder stops or slows down or you realize that your depth of knowledge or experience slows down, it's time to consider moving on or getting more training.
一旦能力如爬梯般停止或者变慢，或者你觉得自己的知识和经验增长缓慢，那么是时候考虑跳槽或是参加更多的培训了。
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