A case in point is that the dolphin can save drowning men by pushing them to the surface of the water.
A case in point is that the dolphin can save drowning men by pushing them to the surface of the water.
海豚就是很好的列子，海豚能够将落水者脱出水面，使得落水者得以获救。
A case in point is that the dolphin can save drowning men by pushing them to the surface of the water.
海豚就是很好的列子，海豚能够将落水者脱出水面，使得落水者得以获救。