The 23 million-year-old creature was not a direct ancestor of today's seals, sea lions and walruses, a group known collectively as pinnipeds.
这2300万年的生物并不是如今豹、狮和象的直系祖先,而是来个分支。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。
Finally, " transient" killer whales, each up to 8 metres in length, are found across both shallow and deep coastal waters and pursue marine mammals, including cetaceans (whales and dolphins), as well as pinnipeds (sea lions and seals).
“过客”的长度可达8米,分布在沿海浅水区和深水区,捕食海洋哺乳物,包括物(鱼和海豚)以及鳍足类物(海狮和海豹)。