它的设置和用法很简单，但是仍存在需要考虑的问题。
Setup and usage are straightforward, but there are caveats to consider.
沙漏的用法很简单，每小时倒置一次，沙子才能重新流下。
The hourglass was easy to use, but it had to be turned over every hour so the sand could flow again.
用法很简单，只要运行该程序，然后选择exe或DLL文件来读取数据。
The usage is very simple, just run the program and then select the EXE or DLL file to read the data from.
API的基本用法很简单：把要进行基准测试的代码提供给一个Benchmark构造函数。
The API for most uses is simple: you supply the code to be benchmarked to a Benchmark constructor.
是不是很简单？接下来将详细介绍框架的一些细节和高级用法。
Wasn't this process a piece of cake? The rest will detail the advanced usage of the framework.
当我们第1次见到拖放习惯用法时，它看上去似乎很简单。但对于常用用户和一些特殊情况来说，它会带来一些并不简单的问题和困难。
When we are first exposed to the drag-and-drop idiom, it seems simple, but for frequent users and in some special conditions, it can exhibit problems and difficulties that are not so simple.
当我们第1次见到拖放习惯用法时，它看上去似乎很简单。但对于常用用户和一些特殊情况来说，它会带来一些并不简单的问题和困难。
When we are first exposed to the drag-and-drop idiom, it seems simple, but for frequent users and in some special conditions, it can exhibit problems and difficulties that are not so simple.
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