diff --git a/po/zh-CN.po b/po/zh-CN.po
index fd6f9257..90fe34ce 100644
--- a/po/zh-CN.po
+++ b/po/zh-CN.po
@@ -5058,11 +5058,11 @@ msgstr ""
 
 #: src/welcome-day-2.md:1
 msgid "# Welcome to Day 2"
-msgstr ""
+msgstr "# 欢迎来到第二天"
 
 #: src/welcome-day-2.md:3
 msgid "Now that we have seen a fair amount of Rust, we will continue with:"
-msgstr ""
+msgstr "现在我们已经了解了相当多的Rust，接下来我们将学习："
 
 #: src/welcome-day-2.md:5
 msgid ""
@@ -5080,6 +5080,19 @@ msgid ""
 "\n"
 "* Modules: visibility, paths, and filesystem hierarchy."
 msgstr ""
+"* 结构体（struct）, 枚举（enum）, 方法（method）。\n"
+"\n"
+"* 模式匹配: 解构枚举, 结构体和数组（array）。\n"
+"\n"
+"* 控制流的构造: `if`, `if let`, `while`, `while let`, `break`, "
+"和\n"
+"  `continue`。\n"
+"\n"
+"* 标准库: `字符串（String）`, `选项（Option）` 和 `结果（Result）`, `动态数组（Vec）`, `散列表（HashMap）`, "
+"`引用计数（Rc）`\n"
+"  和 `共享引用计数（Arc）`。\n"
+"\n"
+"* 模块: 可见性, 路径和文件系统的层次结构。"
 
 #: src/structs.md:1
 msgid "# Structs"