英语释义
1. any of numerous mostly marine cartilaginous fishes of medium to large size that have a fusiform body, lateral branchial clefts, and a tough usually dull gray skin roughened by minute tubercles and are typically active predators sometimes dangerous to humans
2. a rapacious crafty person who takes advantage of others often through usury, extortion, or devious means
loan sharks
3. one who excels greatly especially in a particular field
4. to gather hastily
5. to obtain by some irregular means
6. to practice fraud or trickery
7. sneak
8. a large usually gray saltwater fish that has sharp teeth and a skeleton of cartilage
9. a person who cheats others out of money