diff --git a/assets/base/i18n/zh-CN.json b/assets/base/i18n/zh-CN.json
index c452e8a99..5e1fb287f 100644
--- a/assets/base/i18n/zh-CN.json
+++ b/assets/base/i18n/zh-CN.json
@@ -95,6 +95,7 @@
   "browse_channels.showPublicChannels": "显示：公共频道",
   "browse_channels.showSharedChannels": "显示：共享频道",
   "browse_channels.title": "浏览频道",
+  "calls.join_call_avatars.bottom_sheet_title": "通话参与者",
   "camera_type.photo.option": "拍摄照片",
   "camera_type.video.option": "录制视频",
   "center_panel.archived.closeChannel": "关闭频道",
@@ -366,11 +367,17 @@
   "find_channels.new_channel": "新建频道",
   "find_channels.open_dm": "打开一个聊天",
   "find_channels.title": "查找频道",
+  "friendly_date.days": "{count} {count, plural, other {天后}}",
   "friendly_date.daysAgo": "{count} 天前",
+  "friendly_date.hours": "{count} {count, plural, other {小时后}}",
   "friendly_date.hoursAgo": "{count} 小时前",
+  "friendly_date.mins": "{count} {count, plural, other {分钟后}}",
   "friendly_date.minsAgo": "{count} 分钟前",
+  "friendly_date.months": "{count} {count, plural, other {月后}}",
   "friendly_date.monthsAgo": "{count} 个月前",
   "friendly_date.now": "现在",
+  "friendly_date.tomorrow": "明天",
+  "friendly_date.years": "{count} {count, plural, other {年后}}",
   "friendly_date.yearsAgo": "{count} 年前",
   "friendly_date.yesterday": "昨天",
   "gallery.copy_link.failed": "复制到剪切板失败",
@@ -982,6 +989,32 @@
   "persistent_notifications.error.special_mentions": "不能使用@channel,@all或@here来添加持久通知的接收者.",
   "pinned_messages.empty.paragraph": "要固定重要消息，在消息上长按并在弹出窗中选择“固定到频道”。被固定的消息将对此频道的所有人可见。",
   "pinned_messages.empty.title": "目前没有被固定的消息",
+  "playbook.last_updated": "上次更新于 {date}",
+  "playbook.participants": "运行参与者",
+  "playbook.runs.finished": "已完成",
+  "playbook.runs.in-progress": "进行中",
+  "playbook_run.checklist.dueIn": "{dueDate} 截止",
+  "playbook_run.checklist.rerunCommand": "{command}（重新运行）",
+  "playbook_run.out_of_date_header.message": "无法连接至服务器。内容可能过时。上次更新于 {lastUpdated}。",
+  "playbooks.playbook_run.error.description": "请检查您的网络连接或稍后再试。",
+  "playbooks.playbook_run.error.title": "无法获取运行详情",
+  "playbooks.playbook_run.finished": "已完成",
+  "playbooks.playbook_run.overdue": "{num} {num, plural, other {个任务}}超期",
+  "playbooks.playbook_run.owner": "所有者",
+  "playbooks.playbook_run.participants": "参与者",
+  "playbooks.playbook_run.participants_title": "运行参与者",
+  "playbooks.playbook_run.run_details": "运行详情",
+  "playbooks.playbook_run.status_update_due": "状态更新于 {time} 截止",
+  "playbooks.playbook_run.status_update_finished": "运行完成于 {time}",
+  "playbooks.playbook_run.status_update_overdue": "状态更新超期 {time}",
+  "playbooks.playbook_run.tasks": "任务",
+  "playbooks.playbook_run.title": "Playbook 运行",
+  "playbooks.playbooks_runs.title": "Playbook 运行",
+  "playbooks.runs.finished.description": "当此频道完成一次运行时，您会在此处看到。",
+  "playbooks.runs.finished.title": "无已完成的运行",
+  "playbooks.runs.in_progress.description": "当此频道中开始一次运行时，您会在此处看到。",
+  "playbooks.runs.in_progress.title": "无进行中的运行",
+  "playbooks.runs.show_more": "显示更多",
   "plus_menu.browse_channels.title": "浏览频道",
   "plus_menu.create_new_channel.title": "创建新的频道",
   "plus_menu.invite_people_to_team.title": "邀请新人到团队",
@@ -1221,12 +1254,14 @@
   "smobile.search.recent_title": "{teamName}内最近的搜索",
   "snack.bar.channel.members.added": "{numMembers, number} 位成员已添加",
   "snack.bar.code.copied": "代码已复制到剪贴板",
+  "snack.bar.default": "错误",
   "snack.bar.favorited.channel": "此频道已收藏",
   "snack.bar.following.thread": "线程关注",
   "snack.bar.info.copied": "信息已复制到剪贴板",
   "snack.bar.link.copied": "链接已复制到剪贴板",
   "snack.bar.message.copied": "文本已复制到剪贴板",
   "snack.bar.mute.channel": "此频道已静音",
+  "snack.bar.playbook.error": "无法执行操作。请稍后再试。",
   "snack.bar.remove.user": "1个成员已从此频道删除",
   "snack.bar.text.copied": "复制到粘贴板",
   "snack.bar.undo": "撤消",
@@ -1316,8 +1351,11 @@
   "user_status.offline": "离线",
   "user_status.online": "在线",
   "user_status.title": "状态",
+  "video.done": "完成",
   "video.download": "下载视频",
   "video.download_description": "此视频必须下载播放。",
   "video.failed_description": "当播放此视频发生错误。",
+  "video.normal": "正常",
+  "video.playback_speed": "播放速度",
   "your.servers": "您的服务器"
 }