tusk的第三人称单数

1. a hard smooth ivory colored dentine that makes up most of the tusks of elephants and walruses
2. a long pointed tooth specialized for fighting or digging; especially in an elephant or walrus or hog

1. stab or pierce with a horn or tusk;

   "the rhino horned the explorer"
   

2. remove the tusks of animals;

   "tusk an elephant"
   

1.(象、野猪、海象等的) 长牙
Thetusks of an elephant, wild boar, or walrus are its two very long, curved, pointed teeth.