topmast
['tɔpmɑ:st]
n. 中桅
例句与用法:
A platform enclosing the head of each mast of a sailing ship, to which the topmast rigging is attached.
桅楼,桅盘帆船上包围着所有帆头的平台,顶桅索具就加结于其上
A giddy climb to the topmast.
到船中桅的令人头晕的攀登
n.
【船】中桅