(Scandanavian folklore) a supernatural creature (either a dwarf or a giant) that is supposed to live in caves or in the mountains
a partsong in which voices follow each other; one voice starts and others join in one after another until all are singing different parts of the song at the same time
同义词:round
a fisherman's lure that is used in trolling
angling by drawing a baited line through the water
同义词:trolling
动词 troll:
circulate, move around
cause to move round and round
sing the parts of (a round) in succession
angle with a hook and line drawn through the water