diff --git a/library/think/db/driver.php b/library/think/db/driver.php
index b4c3bc2e..06417f0f 100644
--- a/library/think/db/driver.php
+++ b/library/think/db/driver.php
@@ -58,7 +58,7 @@ abstract class Driver
         'slave_no'    => '', // 指定从服务器序号
     ];
     // 数据库表达式
-    protected $comparison = ['eq' => '=', 'neq' => '<>', 'gt' => '>', 'egt' => '>=', 'lt' => '<', 'elt' => '<=', 'notlike' => 'NOT LIKE', 'like' => 'LIKE', 'in' => 'IN', 'notin' => 'NOT IN'];
+    protected $exp = ['eq' => '=', 'neq' => '<>', 'gt' => '>', 'egt' => '>=', 'lt' => '<', 'elt' => '<=', 'notlike' => 'NOT LIKE', 'like' => 'LIKE', 'in' => 'IN', 'notin' => 'NOT IN','not in' => 'NOT IN', 'between' => 'BETWEEN', 'not between' => 'NOT BETWEEN', 'notbetween' => 'NOT BETWEEN'];
     // 查询表达式
     protected $selectSql = 'SELECT%DISTINCT% %FIELD% FROM %TABLE%%FORCE%%JOIN%%WHERE%%GROUP%%HAVING%%ORDER%%LIMIT% %UNION%%LOCK%%COMMENT%';
     // 查询次数
@@ -636,7 +636,7 @@ abstract class Driver
                     $data = is_string($val[1]) ? explode(',', $val[1]) : $val[1];
                     $whereStr .= $key . ' ' . $this->exp[$exp] . ' ' . $this->parseValue($data[0]) . ' AND ' . $this->parseValue($data[1]);
                 } else {
-                    throw new Exception(Lang::get('_EXPRESS_ERROR_') . ':' . $val[0]);
+                    throw new Exception('where express error:'. $val[0]);
                 }
             } else {
                 $count = count($val);