en to zh_TW translation catalogue (3 entries)

[ctx: Keystroke description for assistive technologies: keystroke for copying selected content.]
en: Copy selected content
zh_TW: 複製所選內容

[ctx: Keystroke description for assistive technologies: keystroke for pasting content.]
en: Paste content
zh_TW: 貼上內容

[ctx: Keystroke description for assistive technologies: keystroke for pasting content as plain text.]
en: Paste content as plain text
zh_TW: 將內容貼上為純文字
