名词 alternative:

1. one of a number of things from which only one can be chosen

alternativeadj.两者择一的；供选择的；非主流的n.二者择一；供替代的选择alternative set后备机组alternative way可供选择的两种方法alternative plan可供选择的方案,交替计划alternative site比较坝址alternative text备选条文alternative item可选择项目alternative host交替寄主,选主寄主alternative line比较路线,比较线,选取线alternative mask另类音乐alternative wave地震转换波

1. For people who chose not to eat meat there are many alternatives.
   对于那些决定不吃肉的人来说，还有很多其它选择。
2. They resisted the introduction of impractical alternatives.
   他们抵制采取那个不切实际的备选方案。
3. It also includes a consideration of possible alternatives, such as a concrete gravity dam or an earth-fill embankment dam.
   还要考虑到可能的备选方案，比如是选择混凝土重力坝还是选择填土筑堤大坝。