[zh-hant] Update Basic/Collections (#2241)
[zh-hant] Update Basic/Collections (#2241)

* Align contents with new version
* Make sentence and terms with verbal usage and conventions
nscyclone/elixir-school,doomspork/elixir_school,doomspork/elixir-school,doomspork/elixir-school,doomspork/elixir-school,nscyclone/elixir-school,nscyclone/elixir-school,doomspork/elixir_school,nscyclone/elixir-school,doomspork/elixir_school