n.長牙；獠牙；尖形物
v.以牙刺戳；以牙掘
The second blind grasped one of the elephant's tusks and felt it. 第二個瞎子抓住了一個象牙，摸了摸它。
The wild boar had its tusk sunk deeply into a tree and howled desperately. 野豬的獠牙陷在了樹里，絕望地嗥叫著。
n.長牙；獠牙
名詞tusk的復(fù)數(shù)形式.
n.有長牙的象
