The lack of a database-level security model makes it difficult to fully leverage ZEO storage servers as clients have more or less unfettered access to the database and must therefore be trusted.

缺乏数据库级别的安全模型使得充分利用 ZEO 存储服务器变得非常困难，因为客户端或多或少地拥有对数据库的自由访问，因此客户端必须受信任。

youdao

Mr Goldstone's team hopes to leave for Israel shortly, possibly as soon as the end of this week. But unless Israel grants visas, access will be difficult.

戈德斯通的团队希望能尽快离开以色列，最好是这周末，但是除非以色列同意签证，不然很难进入以色列。

youdao

It's quite difficult to be happy when you don't have access to the basic necessities of life.

如果无法满足基本的生活需求，你很难会感到幸福的。

youdao

But what the Fed fails to recognize is how its distortion of the short rate for cash might be making it difficult to access capital.

FORBES: Political Economy