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1·Internet connection failed.

因特网连接失败。

2·RPC to get machine connection failed.

为获取计算机连接的RPC失败。

3·The remote access connection failed. Try again later.

远程访问连接失败，请稍后再试。

4·If the test connection failed, correct the problem and try again.

如果测试连接失败，那么请改正问题并再次尝试。

5·The remote access connection failed. Your Password has expired.

远程访问连接失败。您的密码已过期作废。

6·The connection failed. Check your username and password, and try again.

连接失败。检查用户名和密码，然后重试。

7·Test connection failed because of an error in setting one or more properties.

测试连接失败。因为设置一个或多个属性时发生错误。

8·If not, you likely get a PHP stack trace, informing you that the database connection failed or the INSERT statement did not work.

否则，您可能会得到一个php堆栈跟踪，告诉您数据库连接失败或者insert语句不工作。

9·If the connection succeeds, you will see the message Connected, otherwise, PDO will throw a PDOException explaining why the connection failed.

如果连接成功，您将看到消息“ Connected ”，否则，PDO将抛出一个PDOException，解释为什么连接失败。

10·If a connection cannot be made to the database management system, you receive a message indicating that the connection failed and the reason it failed when the PHP script is executed.

如果无法连接到数据库管理系统，那么在执行php脚本时，您将会收到一个消息，指出连接失败及失败的原因。