Rewrote the comments in the libraries under 'includes' in English (excluding those inside folders)

includes/ctraits.pyi

@@ -1,20 +1,19 @@
-"""ctraits — 编译时类型特征库
+"""ctraits — Compile-time type trait library
 
-提供编译时类型判断函数，不纳入运行时编译。
-所有函数仅在编译时求值，可与 c.CIf 等编译时条件配合使用。
+Provides compile-time type predicates with no runtime code generated.
+All functions are evaluated exclusively at compile time and can be combined with conditional compilation constructs such as c.CIf.
 """
 import t
 
-
 def isptr(x: t.CType) -> bool:
-    """编译时判断 x 的类型是否为指针类型。
+    """Compile-time predicate to determine whether the type of x is a pointer.
 
-    返回 True 如果 x 是指针（ptr_count > 0），否则返回 False。
-    可与 c.CIf 配合使用实现条件编译。
+    Returns True if x is a pointer type (ptr_count > 0); otherwise returns False.
+    Can be used alongside c.CIf to implement conditional compilation.
 
-    示例:
+    Example:
         if c.CIf(ctraits.isptr(my_var)):
-            # 仅当 my_var 是指针类型时编译此分支
+            # This branch compiles only when my_var is a pointer type
             ...
     """
-    pass
+    pass