diff --git a/library/binary.po b/library/binary.po
index 96486cf5f1..edeb5839ed 100644
--- a/library/binary.po
+++ b/library/binary.po
@@ -20,7 +20,7 @@ msgstr ""
 
 #: ../../library/binary.rst:5
 msgid "Binary Data Services"
-msgstr ""
+msgstr "二進位資料服務"
 
 #: ../../library/binary.rst:7
 msgid ""
@@ -29,6 +29,8 @@ msgid ""
 "specifically in relation to file formats and network protocols, are "
 "described in the relevant sections."
 msgstr ""
+"本章所描述的模組提供了一些基本的二進位資料操作服務。而針對二進位資料的其他操"
+"作──尤其是關於檔案格式和網路協定的部分──則會在相關章節中詳細描述。"
 
 #: ../../library/binary.rst:12
 msgid ""
@@ -36,9 +38,12 @@ msgid ""
 "ASCII-compatible binary formats (for example, :mod:`re`) or all binary data "
 "(for example, :mod:`difflib`)."
 msgstr ""
+"一些在 :ref:`textservices` 中提及的函式庫也可處理 ASCII 相容的二進位格式（例"
+"如，:mod:`re`）及所有的二進位資料（例如，:mod:`difflib`）。"
 
 #: ../../library/binary.rst:16
 msgid ""
 "In addition, see the documentation for Python's built-in binary data types "
 "in :ref:`binaryseq`."
 msgstr ""
+"此外，請參閱 Python 內建的二進位資料類型的文件，詳情請參考 :ref:`binaryseq`。"