* i18n: (zh-CN) Add missing translations for multiple PRs. Related PRs: #5838 #5762 #5835 #5837 #5832 #5823 #5814 #5757 * i18n: (zh-CN) Fix translation for #5823 / #5835 * i18n: (zh-CN) Improve translations * i18n: (zh-CN) Improve translations * i18n: (zh-CN) Change `发送者` to `作者` * i18n: (zh-CN) Add missing translations for #5862 * i18n: (zh-CN) Add missing translation for #5874 * i18n: (zh-CN) Improve translations for keyboard shortcuts