fission
n[U]
1 splitting of the nucleus of an atom with the release of a large amount of energy 裂变: nuclear fission 核裂变.
2 (biology 生) splitting or division of biological cells as a method of reproduction 分裂生殖.
Being a good listener means much more than just listening with ears. Eyes mean that I should look at you while you are speaking as a sign of respect. In other words I should not watch TV, or look over your shoulder at other people while we are talking