英语词汇“下桅”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉汉英翻译词典

单词	下桅
释义	DEFINITIVE EXAMPLES 权威例句〔crosstree〕One of the two horizontal crosspieces at the upper ends of the lower masts in fore-and-aft-rigged vessels, serving to spread the shrouds.桅顶横杆：纵帆船只中位于下桅顶部的两根水平交叉的木杆之一，用来张开桅的左右支索美国传统〔joint〕The platform was built where the Frenchman's lower mast was jointed to the upper.在“法国人”号的下桅与顶桅连接处建了一座平台。外研社新世纪〔main topmast〕The section of the mainmast on a square-rigged sailing vessel between the lower mast and the main topgallantmast.主桅中桅：横帆式帆船上位于下桅和上主桅之间的主桅部分美国传统〔topmast〕The mast below the topgallant mast in a square-rigged ship and highest in a fore-and-aft-rigged ship.中桅：在纵帆装船的紧挨下桅上头的中桅，而在横帆装船上则指在上桅之上的桅美国传统
随便看	negative list negative logic negative loop negative map negative margin negative mass negative matrix negative maximum negative means negative meniscus negative meniscus lens negative meson negative misprision negative mobility negative modulation negative modulation factor negative modulatoin negative moment negative moment reinforcement negative norm negative normal stress effect negative number negative number negative number representation negative ocular

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