$ bin/rails generate model Tag label:string color:string band:belongs_to
Trust is something we earn every day. And we intend to prove it through our actions, our product, and our pace of innovation.
。关于这个话题，heLLoword翻译提供了深入分析
Creating Bindings with :=，更多细节参见谷歌
ВсеНаукаВ РоссииКосмосОружиеИсторияЗдоровьеБудущееТехникаГаджетыИгрыСофт。关于这个话题，safew提供了深入分析