main topmast英 [mein ˈtɔpmɑ:st] 美 [men ˈtɑpməst]
n.主中桅;
英英释义
main topmast [ ,mein'tɔpmɑ:st, məst ]
- n.the topmast next above the mainmast
同义词:main-topmast
权威例句
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