portulan
「portulan」的意思
n. 港口图：一种古老的海图，显示了海岸线、港口、航道等信息，主要用于航海导航。
chart(中世纪航海用的附有海图的)航海指南
「portulan」的用法
portulan航海家 - 航海者
「portulan」的例句
The portulan was a type of sailing ship used in the Mediterranean Sea.
Portulan 是一种在地中海使用的帆船类型。
Portulans were known for their accurate navigation methods.
Portulans 以其精确的导航方法而闻名。
The term 'portulan' comes from the Latin word 'portus,' meaning 'port.'
'Portulan' 这个词源自拉丁语 'portus'，意思是 '港口'。
Many portulans were skilled navigators and cartographers.
许多 Portulans 是熟练的航海家和地图绘制员。
Portulans played a crucial role in the Age of Exploration.
Portulans 在大航海时代扮演了关键角色。
'Portulan charts' were essential for navigation in the 15th and 16th centuries.
'Portulan 航海图' 在 15 和 16 世纪是导航的重要工具。
'Portulan winds' are strong, steady winds that blow from the west or northwest.
'Portulan 风' 是从西或西北吹来的强而稳定的风。
'Portulan currents' are ocean currents that flow along the western coast of Europe.
'Portulan 流' 是沿着欧洲西部海岸流动的洋流。
'Portolan compasses' were early magnetic compasses used for navigation.
'Portolan 磁罗盘' 是早期用于导航的磁罗盘。
'Portolan atlases' were detailed maps used by sailors for navigation.
'Portolan 大地测量图集' 是由水手用于导航的详细地图集。