Article 9. Vessels in need of cleaning inside a harbor must take safety and anti-pollution measures before the operations start with the approval of the Harbor Superintendency upon prior application.是什么意思_Article 9. Vessels in need of cleaning inside a harbor must take safety and anti-pollution measures before the operations start with the approval of the Harbor Superintendency upon prior application.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句