sextant
/ˈsɛkstənt/
C2 · Proficient★☆☆☆☆
Simple Meaning
水手用来通过观察太阳或星星确定海上位置的工具。
When to Use
⚙️Technical📚Academic Writing
Proficient — near-native mastery
Examples in Conversation
“老水手向我们展示了如何使用六分仪导航。”
“在GPS出现之前，船只依靠六分仪横渡大洋。”
Learning Path
▶Full Definition
A navigational device for deriving angular distances between objects so as to determine latitude and longitude.