“毒牙”造句

颊窝毒蛇的毒牙是长的空心管子.
The fangs of pit vipers are long, hollow tubes.

只有四分之一的蛇具有毒液和毒牙.
Venom and fangs are found in only a quarter of all known snakes.

在蛇的进化史上,毒牙的出现是新的进步.
A more recent advance in the evolutionary story of snakes is the development of fangs.

• #毒牙