孩子们在电影院里看到那只尖牙龙时都兴奋地尖叫起来。

The children screamed excitedly when they saw the ___sharptooth in the movie theater.

那个爱笑的男孩因为两颗突出的门牙被朋友们叫做尖牙小子。

The smiling boy was nicknamed ___sharptooth by his friends because of his two prominent front teeth.