据说印第安人在砍树或锯树枝之前会请求树木原谅。现在一些科学家认为，美洲土著居民的这种传统习俗，可能会成为科学家们研究植物也有语言的一种依据。波恩大学应用物理研究所在对植物进行最新声学研究后发现：人采花时，花朵会“哭泣”；人摘黄瓜时，黄瓜会“尖叫”；甚至连 The Indians are said to ask trees for forgiveness before they cut trees or saw branches. Now some scientists believe that this tradition of indigenous peoples in the Americas may become a basis for scientists to study plants as well as languages. The Institute of Applied Physics at the University of Bonn, after conducting the latest acoustic research on plants, found that when people pick flowers, flowers “cry”; when people pick cucumbers, cucumbers “scream”; even