[stzn/the-swift-programming-language-jp] New comment on issue #319: 用語サブスクリプトの使用

[stzn/the-swift-programming-language-jp] Pull request review submitted: #315 [A Swift Tour] 新規文章の追加、翻訳の改善

[stzn/the-swift-programming-language-jp] Pull request opened: #320 英和対応表にsubscript/サブスクリプトの追加