缺乏知识或经验。
因为缺乏知识或经验,我们自己放弃的机会之多,令人叹息。
It's amazing how many opportunities we deny ourselves due to lack of knowledge or experience.
有时这是由于缺乏知识、能力或经商的经验;然而有时则是由于个人的缺点所致。
Sometimes this is due to a lack of knowledge, skill or business experience, and sometimes to personal weakness.
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