美国发明新仪器 有助人类与海豚对话

For years man has dreamt of being able to communicate directly with animals. And now it appears that it could be a step closer thanks to a group of American scientists.

千百年来人类一直梦想有朝一日能同动物直接对话，直到今天，一群美国科学家的研究也许能使我们更接近这个梦想。