2.HATTWan instrument for measuring angles, used when sailing or looking at the stars 〔航海或观星时用的〕象限仪
Examples from the Corpus
quadrant• In the first gridfill in each quadrant with the appropriate work activities in your present position.• Each quadrant of the labyrinthcomprises four main meanders.• Curves which are monotonic and contain only one bend can be thought of as one of the four quadrants of a circle.• The four quadrants are no longer symmetrical.• In the early eve-ning, just as the stars were coming out, he would often pull out his quadrant and compass.• He tried dividing the lake into quadrants, carefully inspecting each quadrant.• I probably made do by blunting a good deal of what I saw and navigating with intuitivequadrants.• the town's southwestquadrant• The other three quadrants are the same, as for J 2.