Leaves alternate, usually simple, petiolate; leaf blade margin entire or sometimes crenate.
叶互生，通常单叶，具叶柄；叶片边缘全缘或有时具圆齿。
They are usually simple concepts to describe but when they arrive it takes time to fully realize their importance and impact.
它们通常只需用简单的想法来描述，然而它们到来时却需要我们花费时间去认识其影响和重要性。
Successful concepts are usually simple, and successful entrepreneurs generally concentrate on a finite market and product range.
成功的概念通常是简单的，而成功的创业者一般将注意力集中在一个有限的市场和产品线上。
Also, although widgets are usually simple applications, they may still require relatively sophisticated developers and development tools.
另外，尽管Widgets通常是简单的应用，但是任然需要一些熟练的开发者和开发工具才能完成。
The solution to this problem is usually simple: when multiple locks must be acquired, they should always be acquired in the same order.
解决该问题的方法通常很简单：当必须获得多个锁时，它们应该始终以同样的顺序被获得。
The landmark building of each campus, surrounded with varied and exquisite landscape forums, processes its own characters on the contrary, others are usually simple and normal.
南宁市高校的标志性建筑风格迥异，标志性建筑周围环境景观形态是多样和精致的。非标志性建筑通常比较素雅，造型简单。
This usually resembles Listing 4 in code, which shows a simple XML parse, using a command-line argument as the filename of the XML document to parse.
这些代码通常与清单4类似，其中展示了一个简单的XML解析，使用命令行参数作为要解析的 XML文档的文件名。
First, you need to create a simple interface; having an interface is usually a good practice.
首先，需要创建一个简单的接口；创建接口通常是一个很好的实践。
Simple parsing and composition scenarios are usually intuitive and do not require deep understanding of the assembly concepts or of XML schema in general.
简单的解析和合成场景通常是直观的，且一般不需要深入理解程序集概念或XML架构。
Simple partition resizing operations, such as those described in part 1 of this series, usually conclude successfully.
简单的分区调整操作(比如本系列第1部分描述的)通常都能顺利完成。
Modern business process engines usually provide capabilities for evaluating simple rules, either built in the business process language or by invocation of general purpose languages.
现代的业务流程引擎一般提供评估简单规则的功能，构建在业务流程语言中，或者通过调用通用的语言。
The concept behind Software RAID is simple — it allows you to combine two or more block devices (usually disk partitions) into a single RAID device.
软件RAID的概念很简单——使您可以将两个或多个块设备(通常是磁盘分区)组合为单个RAID设备。
Keeping to a simple and elegant solution is usually preferred to a complex, esoteric solution that is difficult for the client to understand.
一个简单而明了的解决方案，通常比复杂而深奥的解决方案更受青睐，因为后者是客户难以理解的。
You can install such a package using one simple command (or possibly a handful of commands), and the installation process usually finishes in a few seconds.
您可以使用一个简单的命令（或可能少量命令）安装这样一个软件包，安装过程通常只需几秒钟。
The migration will be straightforward, usually a simple re-hosting exercise, with minimal or no impact on application code.
迁移很简单，通常就像一个简单的托管练习，对应用系统的代码影响很小或没有影响。
When writing, it is usually sufficient to use simple built-in language functionality to write text files, and then generate the appropriate text yourself.
而在编写时，通常只要使用简单的内置语言函数就可以来编写文本文件，并生成合适的文本。
His gifts usually range from a simple tie for work to a new spatula for the grill-all of which can make dad very happy.
他们的礼物通常从一条普通的工作领带到一把烧烤时用的新刮铲——所有这些都可以让父亲感到快乐。
A client connects to the server, usually on TCP port 80, and makes a simple request using the HTTP protocol.
客户机连接服务器(通常通过TCP端口80)，使用HTTP协议发出一个简单的请求。
You'll also need a simple and fast image viewer, which is usually bundled with modern desktop environments.
您还需要一个简单快速的图像查看器，现在的桌面环境通常都附带这样的图像查看器。
When personal computers were first introduced, most of them cameequipped with a simple programming language, usually a variant ofBASIC.
当个人电脑刚刚面市的时候，大部分机器都会带有一个简单的编程语言，通常是Basic语言的变体。
For debugging, the programmer usually used simple COBOL statements like DISPLAY.
为了进行调试，程序员通常使用简单的cobol语句，如DISPLAY。
In fact, the most impressive scaling usually happens because simple, elegant, stateless designs let the infrastructure do its job.
实际上，这种巨大的反差经常发生，因为只有简单、简洁、无状态的设计才能使基础设施更好地工作。
Everyone in my family is well educated, which is why simple dinner chit-chat usually segues into an exuberant discussion chock full of sarcasm, wit and the occasional clash of opinions.
我家中的每个人都受过良好的教育，所以在我们家，单纯的晚餐闲聊常常演变成充满讽刺、机智与偶尔的意见冲突的热烈讨论。
Everyone in my family is well educated, which is why simple dinner chit-chat usually segues into an exuberant discussion chock full of sarcasm, wit and the occasional clash of opinions.
我家中的每个人都受过良好的教育，所以在我们家，单纯的晚餐闲聊常常演变成充满讽刺、机智与偶尔的意见冲突的热烈讨论。
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