Apply suggestions from code review

Co-authored-by: Dr.XYZ <dr.xyz.tw@gmail.com>

Author: LamentXU123

library/pyclbr.po

@@ -107,7 +107,7 @@ msgid ""
 "Class :class:`!Function` instances describe functions defined by def "
 "statements.  They have the following attributes:"
 msgstr ""
-"Class :class:`!Function` 實例描述由 def 語句定義的函式。  它們具有以下屬性："
+"Class :class:`!Function` 實例描述由 def 陳述式定義的函式。  它們具有以下屬性："
 
 #: ../../library/pyclbr.rst:70
 msgid "Name of the file in which the function is defined."
@@ -154,7 +154,7 @@ msgid ""
 "statements.  They have the same attributes as :class:`Functions <Function>` "
 "and two more."
 msgstr ""
-"Class :class:`!Class` 實例描述由 class 語句定義的類別。  它們具有"
+"Class :class:`!Class` 實例描述由 class 陳述式定義的類別。  它們具有"
 "與 :class:`Functions <Function>` 相同的屬性，以及另外兩個屬性。"
 
 #: ../../library/pyclbr.rst:125