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1·For the first time, scientists have researched the heartbeat of a blue whale.

科学家们首次研究了一条蓝鲸的心跳。

2·In the ocean where food is easier to find, a blue whale, for instance, can eat up to 8,000 pounds of food a day.

例如，在更容易找到食物的海洋中，一只蓝鲸一天可以吃多达8000磅的食物。

3·Biologists were delighted early this year when, with the help of the Navy, they were able to track a particular blue whale for 43 days, monitoring its sounds.

今年早些时候，当生物学家们在海军的帮助下，成功追踪到一只特定的蓝鲸长达43天并监测它的声音的时候，生物学家们很高兴。

4·It is hard to track the blue whale, the ocean's largest creature, which has almost been killed off by commercial whaling and is now listed as an endangered species.

作为海洋中最大的生物，蓝鲸很难追踪，但由于商业捕鲸，它们几乎灭绝，现在已被列为濒危物种。

5·Blue Whale (Endangered).

蓝鲸(濒危)。

6·The blue whale is ginormous.

那头蓝鲸体形硕大。

7·Thee biggest animal is the blue whale.

最大的动物是蓝鲸。

8·Blue whale is the biggest in Minke whales.

蓝鲸是须鲸中最大的一种。

9·In the southern oceans, you think of the blue whale.

身处南部海洋，你会想到蓝鲸。

10·The Blue Whale used to be hunted for oil and meat.

蓝鲸曾经是寻找石油和肉。