英语词汇“optional pilotage”的翻译、意思、用法、释义-英汉汉英词典

单词	optional pilotage
释义	optional pilotage自由引水双向☞exempt pilot-- voluntary pilotage-- optional pilotageoptional pilotage自由引水土木工程名詞
随便看	prescription drug prescription drug advertising prescription drugs prescription glasses prescription number prescription of opium, prescription pad prescriptions prescription spectacles prescriptive prescriptive coding prescriptive grammar prescriptively prescriptiveness prescriptive policy analysis prescriptive regulations prescriptive right prescriptive statement prescriptivism prescriptivist prescriptivists prescripts prescuta prescutellum prescutum