单词beaked whale
un.: 突吻鲸
网络: 喙鲸；剑吻鲸；剑吻鲸科
突吻鲸
For people interested in cetacean evolution the most perplexing problem has always been: Why are there so many species of [beaked whale]?
对于那些对鲸豚类进化感兴趣的人来说，最困扰的问题总是：为什么突吻鲸会有那么多的种类？
"Up until now, the purpose of the beaked whale tusks has been mysterious, " he added.
“直到现在，突吻鲸的这对獠牙还是神神秘秘的。”他补充说。
Caption : Spilled guts: After being cleaned, this 10-meter Baird"s beaked whale receives a long incision to prepare for slaughtering.
描述：溢出的内脏：洗净之后，这头10米的贝尔德突吻鲸被划开一条长口子准备屠宰。
Existing beaked whale populations are found in nearly every ocean.
在每个大洋几乎都能见到突吻鲸的身影。
The Peruvian beaked whale (Mesoplodon peruvians ) was unknown to science until 1976 and not formally described until 1990.
秘鲁鸟喙鲸的存在直到1976年才为科学所证实，到1990年才被正式载入档案。