4.They threw away their advantage by their savagery to the black population.
他们因为野蛮对待黑人居民而丧失了自己的有利地位。
5.It doesn't matter throwing that away.
把它扔, 没关系。
6.She has thrown herself away upon that boor from sheer ignorance that better individuals existed!
只因为她全然不知道天下还有更好的人,她嫁给了那个乡下佬!
7.Throw the rest away.
把剩下的丢。
8.If you have no tests and cruddy code, then you should probably throw it away and start again because you'll have to do all the testing, as opposed to if you have cruddy code with many tests.