?商业海事工业
商业海事工业
The fishing industries, both recreational and commercial, not only pose one of the greatest threats to the maritime industry, but they provide the single most realistic proven threat vector to our nation and citizens.
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英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。