尼斯湖水怪可能是鳗鱼

beast – n. an especially large or dangerous animal

ordinary – adj. average; not special

sample – v. to test, study, or question something to get information

scale – n. one of many small thin plates that cover the bodies of some animals (such as fish or snakes)

database – n. a set of information of records kept on computers

banish - v. to cause (something) to go away

hoax – n. an act that is meant to trick people

sonar beam – n. sound waves, or beams of sound, that show where things are underwater