英和和英

a route in home waters

deep-sea navigation―ocean navigation―（軍艦なら）a long-distance cruise

an air-way

the European line

an air line

a subsidized service

a westward marine route

to mistake one's course

an airship

a regular service―a regular line―（of steamers）

an airline named the {North Atlantic Line}

an airline route called {Pacific Ocean route}

a three day's passage

a route of a plane called the great circle route

to establish a direct line of steamers

the great circle route

a beacon called 'rikuhyo'

to navigate in a hurry

to introduce an air service