试题详情

The captain and his crews depended on the( )of navigation- the compass for orientation.

ble for the safe navigation of the ship, despite the presence of the master on the bridge, until in

During the early period of ocean navigation,（ ）any need for sophisticatedinstruments and techniques

s and navigated by reading the sea and the stars.Mau himself became a keen teacher,passing on his t

e reached into his pocket, found a scrap of paper, and ________ on it the address that I asked for.