docs: 补充注释与格式化

crates/oxide_vm/src/bindings/bind_error.rs

@@ -16,7 +16,7 @@ fn bind_error_subtype_constructor(
 
     let mut ctor = Box::new(JsObject::new_empty(EMPTY_SHAPE_ID, JsValue::from_js_object(function_proto_ptr)));
     ctor.set_function(true);
-    // SAFETY: ctor_fn is a NativeFn fn-item pointer cast to *const () by callers.
+    // SAFETY: ctor_fn 是调用方转成 *const () 的 NativeFn 函数项指针。
     ctor.set_native_fn(Some(unsafe { NativeFnPtr::from_raw(ctor_fn) }));
     ctor.set_native_arg_count(1);
 
@@ -121,7 +121,7 @@ pub fn bind_error(core: &Arc<KernelCore>, session: &KernelSession, global: &mut
     {
         let err_ctor_ptr = session.builtin_world().error_constructor.as_ptr() as *mut JsObject;
         let err_ctor = unsafe { &mut *err_ctor_ptr };
-        // SAFETY: error_constructor is a NativeFn fn-item.
+        // SAFETY: error_constructor 是 NativeFn 函数项。
         err_ctor.set_native_fn(Some(unsafe {
             NativeFnPtr::from_raw(oxide_builtins::error::error_constructor::<crate::vm::Vm> as *const ())
         }));