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1·To protect finless porpoises (江豚) and the Yangtze River, the government has stopped people from fishing on the river.

为了保护江豚和长江，政府禁止人们在江边钓鱼。

2·30 species of whales, dolphins and porpoises.

30种鲸，海豚和鼠海豚。

3·Porpoises and sharks are natural enemies.

海豚和鲨鱼是天然仇敌。

4·Porpoises and sharks are natural enemies.

海豚和鲨鱼是一对天敌。

5·In 1928 some porpoises were photographed.

1928年，有人拍摄到了海豚。

6·Porpoises and sharks are natural enemies.

海豚在孩子们面前跳舞。

7·The porpoises have not gone away ever since.

从那时起，这些鼠海豚就没有离开过。

8·The porpoises have not gone away long since.

从那以后很久了，这些鼠海豚都没有离开过。

9·All dolphins, including the bottlenose, are porpoises.

所有海豚，包括宽吻海豚，是都属于鼠海豚科。

10·I wondered that the porpoises had long since gone away.

我感到十分惊奇，那些海豚早就离开了。

海豚

1·Based on the encephalization quotient, the brightest animals on the planet are humans, followed great apes, porpoises, and elephants.

以脑力商数为依据，地球上最聪明的动物是人类，紧跟其后的是大猿、海豚和大象。

2·All dolphins, including the bottlenose, are porpoises.

所有海豚，包括宽吻海豚，是都属于鼠海豚科。

3·More than 300 thousand small whales, dolphins and porpoises die due to commercial fishing each year.

每年超过300,000只幼年鲸鱼、海豚和鼠海豚由于商业捕捞而死亡。

4·30 species of whales, dolphins and porpoises.

30种鲸，海豚和鼠海豚。

5·There has long been a superstition among mariners that porpoises will save drowning men by pushing them to the surface.

长期以来，海员中流传着一种迷信的说法，认为海豚会把快要淹死的人托到水面，救人性命；

鼠海豚

1·In the case of Germany's offshore projects, those obstacles currently include weather and porpoises.

在德国的海上项目案例中，这些障碍目前包括天气和鼠海豚。

2·If it is not too much inconvenient, would you please come to China to have a close observation of the poor porpoises and give us aid and direction to prevent them from dying out completely?

如果你方便的话，请来中国仔细观察可怜的鼠海豚，给我们帮助和指导以防止它们彻底灭绝。

(1)finless porpoise江豚，江猪