从化石记录中可以了解到一些已经灭绝、但已经完全变成海洋生物的鲸目动物。

Extinct but already fully marine cetaceans are known from the fossil record.

youdao

鲸目动物的声音运用能力甚至超过大多数灵长类动物。

Cetaceans even surpass most primates in their use of sound.

youdao

根据我们所知道的情况，我猜鲸目动物文化介于人类和黑猩猩之间。

Based on what we know, I'd guess that cetacean culture is intermediate between humans and chimpanzees.

youdao