英文例句大全为您提供abandonment of patent英文例句大全,abandonment of patent英文造句,关于abandonment of patent的英语句子,单词abandonment of patent怎么造句,abandonment of patent英文例句大全有哪些,哪些英语句子是关于abandonment of patent,英语单词abandonment of patent的句子,单词abandonment of patent如何造句,abandonment of patent怎么造句等。