extendable functor可: approve扩张: expand; enlarge; spread的: 4次方是 The fourth power of 2 i ...函子: functor可扩张的: distensible; expansile; expansively; extensible下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:可扩张的函子，即可在微信中查询翻译
