虽然剽窃问题很难根除，但应该明确的一点是，任何形式的剽窃都被认为是侵害

虽然剽窃问题很难根除，但应该明确的一点是，任何形式的剽窃都被认为是侵害原作者知识产权的不道德的行为，都应该受到谴责。

結果 (英文) 1:

Although plagiarism issues are difficult to eradicate, but it should be made clear is that any forms of plagiarism are considered to be against the unethical behavior of intellectual property by the original author, should be condemned.

結果 (英文) 2:

Although plagiarism is difficult to eradicate, but it should be clear that any form of plagiarism are considered to be the author of intellectual property rights against immoral behavior should be condemned.

結果 (英文) 3:

While plagiarism is hard to eradicate, it should be clear that any form of plagiarism is thought to be an unethical act against the intellectual property of the original author and should be condemned.