diff --git a/app/locale/zh-HANS.coffee b/app/locale/zh-HANS.coffee
index 936c5c877..725d8ef3c 100644
--- a/app/locale/zh-HANS.coffee
+++ b/app/locale/zh-HANS.coffee
@@ -1233,78 +1233,85 @@ module.exports = nativeDescription: "简体中文", englishDescription: "Chinese
 #    class_name: "Class Name"
 #    teacher_account_restricted: "Your account is a teacher account, and so cannot access student content."
 
-#  teacher:
-#    teacher_dashboard: "Teacher Dashboard" # Navbar
-#    my_classes: "My Classes"
-#    courses: "Courses"
-#    enrollments: "Enrollments"
-#    resources: "Resources"
-#    help: "Help"
-#    students: "Students" # Shared
-#    language: "Language"
-#    edit_class_settings: "edit class settings"
-#    complete: "Complete"
-#    access_restricted: "Access Restricted" # My Classes page
-#    teacher_account_required: "A teacher account is required to access this content."
-#    create_teacher_account: "Create Teacher Account"
-#    what_is_a_teacher_account: "What's a Teacher Account?"
-#    teacher_account_explanation: "A CodeCombat Teacher account allows you to set up classrooms, monitor students’ progress as they work through courses, manage enrollments and access resources to aid in your curriculum-building."
-#    current_classes: "Current Classes"
-#    archived_classes: "Archived Classes"
-#    archived_classes_blurb: "Classes can be archived for future reference. Unarchive a class to view it in the Current Classes list again."
-#    view_class: "view class"
-#    archive_class: "archive class"
-#    unarchive_class: "unarchive class"
-#    no_students_yet: "This class has no students yet."
-#    add_students: "Add Students"
-#    create_new_class: "Create a New Class"
-#    class_overview: "Class Overview" # View Class page
-#    avg_playtime: "Average level playtime"
-#    total_playtime: "Total play time"
-#    avg_completed: "Average levels completed"
-#    total_completed: "Total levels completed"
-#    concepts_covered: "Concepts covered"
-#    earliest_incomplete: "Earliest incomplete level"
-#    latest_complete: "Latest completed level"
-#    enroll_student: "Enroll student"
-#    adding_students: "Adding students"
-#    course_progress: "Course Progress"
-#    not_applicable: "N/A"
-#    edit: "edit"
-#    remove: "remove"
-#    latest_completed: "Latest Completed"
-#    sort_by: "Sort by"
-#    progress: "Progress"
-#    select_course: "Select course to view"
-#    course_overview: "Course Overview"
-#    copy_class_code: "Copy Class Code"
-#    class_code_blurb: "New students can enter this class code on their dashboard or visit codecombat.com/courses to join the class."
-#    copy_class_url: "Copy Class URL"
-#    class_join_url_blurb: "New students can visit this URL while logged in to join the class."
-#    add_students_manually: "Add Students Manually"
-#    bulk_assign: "Bulk-assign"
-#    assign_to_selected_students: "Assign to Selected Students"
-#    assigned: "Assigned"
-#    enroll_selected_students: "Enroll Selected Students"
-#    guides_coming_soon: "Guides coming soon!" # Courses
-#    show_students_from: "Show students from" # Enroll students modal
-#    enroll_the_following_students: "Enroll the following students"
-#    all_students: "All Students"
-#    enrollments_blurb_1: "Students taking Computer Science" # Enrollments page
-#    enrollments_blurb_2: "require enrollments to access the courses."
-#    credits_available: "Credits Available"
-#    total_unique_students: "Total Unique Students"
-#    total_enrolled_students: "Total Enrolled Students"
-#    unenrolled_students: "Unenrolled Students"
-#    add_enrollment_credits: "Add Enrollment Credits"
-#    purchasing: "Purchasing..."
-#    purchased: "Purchased!"
-#    purchase_now: "Purchase Now"
-#    how_to_enroll: "How to Enroll Students"
-#    how_to_enroll_blurb_1: "If a student is not enrolled yet, there will be an \"Enroll\" button next to their course progress in your class."
-#    how_to_enroll_blurb_2: "To bulk-enroll multiple students, select them using the checkboxes on the left side of the classroom page and click the \"Enroll Selected Students\" button."
-#    how_to_enroll_blurb_3: "Once a student is enrolled, they will have access to all of the course content." # {change}
-#    bulk_pricing_blurb: "Purchasing for more than 15 students? Get in touch with us for bulk pricing quotes."
+  teacher:
+    teacher_dashboard: "老师面板" # Navbar
+    my_classes: "我的教室"
+    courses: "课程"
+    enrollments: "注册名额"
+    resources: "资源"
+    help: "帮助"
+
+    students: "学生" # Shared
+    language: "编程语言"
+    edit_class_settings: "修改教室设置"
+    complete: "已达成"
+
+    access_restricted: "访问受限" # My Classes page
+    teacher_account_required: "只有教师账号才能访问。"
+    create_teacher_account: "创建教师账号"
+    what_is_a_teacher_account: "什么是教师账号？"
+    teacher_account_explanation: "教师账号可以创建教师、跟踪学生学习进展、管理注册名额，并且可以查看相应的帮助文档以辅助构建课堂。"
+    current_classes: "当前课堂"
+    archived_classes: "已归档的课堂"
+    archived_classes_blurb: "您可以把课堂归档，便于后续查阅。课程可以解档课程，并在当前课程列表中再次查看。"
+    view_class: "查看课堂"
+    archive_class: "归档课堂"
+    unarchive_class: "解档课堂"
+    no_students_yet: "该课堂尚未有学生加入。"
+    add_students: "添加学生"
+    create_new_class: "创建新课堂"
+
+    class_overview: "课堂概览" # View Class page
+    avg_playtime: "单关平均通关时间"
+    total_playtime: "总时长"
+    avg_completed: "平均完成关卡数"
+    total_completed: "完成总关卡数"
+    concepts_covered: "覆盖语法概念"
+    earliest_incomplete: "最近未完成关卡"
+    latest_complete: "最近通关关卡"
+    enroll_student: "注册学生"
+    adding_students: "正在添加学生"
+    course_progress: "课程进度"
+    not_applicable: "N/A"
+    edit: "修改"
+    remove: "移除"
+    latest_completed: "最近通关"
+    sort_by: "排列依据"
+    progress: "进度"
+    select_course: "选择查看"
+    course_overview: "课程概览"
+    copy_class_code: "复制课堂编码"
+    class_code_blurb: "未加入的学生可以在自己的功能页面输入该课堂编码，或者访问网址加入课堂。"
+    copy_class_url: "复制课堂链接地址"
+    class_join_url_blurb: "新学生可以在登录之后，访问该网址加入课堂。"
+    add_students_manually: "手工添加学生"
+    bulk_assign: "批量添加"
+    assign_to_selected_students: "添加课堂到选中的学生"
+    assigned: "已添加"
+    enroll_selected_students: "注册选中的学生"
+
+    guides_coming_soon: "参考指导很快会推出！" # Courses
+
+    show_students_from: "展示这些学生" # Enroll students modal
+    enroll_the_following_students: "注册下列学生"
+    all_students: "所有学生"
+
+    enrollments_blurb_1: "计算机科学学习的学生段位" # Enrollments page
+    enrollments_blurb_2: "需要注册名额来加入课程。"
+    credits_available: "可用额度"
+    total_unique_students: "参与的总学生人数"
+    total_enrolled_students: "总注册人次"
+    unenrolled_students: "取消注册学生"
+    add_enrollment_credits: "购买注册名额"
+    purchasing: "正在购买……"
+    purchased: "购买成功！"
+    purchase_now: "现在买"
+    how_to_enroll: "如何注册学生？"
+    how_to_enroll_blurb_1: "如果学生尚未注册，在他们加入你的课堂之后，课程进度后面有一个『注册』按钮。"
+    how_to_enroll_blurb_2: "如果要批量注册多名学生，在教室页面中勾选学生，然后点击『注册选中的学生』按钮。"
+    how_to_enroll_blurb_3: "当学生被注册之后，他们就能访问所有的课程关卡了。" # {change}
+    bulk_pricing_blurb: "如果需要购买超过15学生名额，请联系我们获取批量采购折扣！"
+
 
   classes:
     archmage_title: "大法师"