This lack of functionality was a problem in UML 1.x.
这个功能缺失是UML 1.x的一个问题。
This lack of functionality leaves you stuck building graphs on your own.
这种功能的缺失使您必须自己来构造图形。
The web application framework that I have built using PHP does not use stored procedures, database triggers or foreign key constraints, yet it does not suffer from any lack of functionality.
我使用php构建的web开发框架不使用存储过程，触发器和外键，然而不会感到缺乏功能特性的痛苦。
Applications frequently lag behind in their interfaces for control, restricting their functionality to keyboard and mouse events through a lack of APIs.
应用程序通常在界面控制方面比较滞后，由于API十分有限，应用程序的功能被局限于键盘和鼠标事件。
Uncontrollable number of services and many copies of the same service (duplicate functionality) with only minor variations are prime examples of lack of service management and monitoring.
由于缺少服务管理和监视，服务的数量常常会失控，还会出现相同服务的许多版本，这些版本的功能基本相同，只有细微差别。
The reason for this missing functionality is the current lack of standards for defining updates in XQuery.
缺少该功能的原因是，目前还没有定义Xquery中更新的标准。
Though iGoogle may lack some of the functionality and features of the space leaders mentioned above (most notably a more intuitive set-up process), I found the service loads and operates much faster.
虽然iGoogle可能缺乏一些功能和特性，但是这个页面读取和运行的速度非常快。
Though iGoogle may lack some of the functionality and features of the space leaders mentioned above (most notably a more intuitive set-up process), I found the service loads and operates much faster.
虽然iGoogle可能缺乏一些功能和特性，但是这个页面读取和运行的速度非常快。
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