The Rule section of the RegEx editor, which is shown in Figure 7, is where you actually enter the regular expression.
RegEx编辑器的Rule部分（见图7）是实际输入正则表达式的地方。
When you type an expression after the >in the interactions window and hit Enter, DrRacket evaluates the expression and prints its result.
在交互窗口敲入一个表达式，回车，DrRacket就会执行这个表达式，然后打印出结果。
The next time you invite a friend over, pretend to be reading an encyclopedia as they enter the door and look at their expression.
等你下次邀请朋友来做客，他们进门的时候你就假装正在看百科全书，看看他们的表情。
To use the XPath tool, enter the XPath expression into the text field at the top of the screen.
为了使用XPath工具，在屏幕顶部的文本框中输入XPath表达式。
Changes in viral gene expression can have a dramatic nonlinear effect on gene networks that control whether viruses burst out of the host cell or enter a latent state.
病毒基因表达的改变对控制宿主细胞命运的基因网络具有显著的非线性作用，其可以决定细胞裂解或是进入潜伏状态。
Enter the following expression: substring ([DWESAMP]. [SKILL_OVERVIEW]. [JOB_DESC], 1, 50) + '... '.
输入以下表达式：substring ([dwesamp]. [s KILL_OVERVIEW] . [job_desc]，1,50) +'…'。
In the expression Builder, enter the following as the expression for the hyperlink.
在ExpressionBuilder中，输入以下内容作为超级链接的表达式。
Use the expression builder or enter the transformation directly in the expression property of a mapping in Rational Data Architect.
使用语法构建器或者在RationalDataArchitect的映射语法属性中直接输入转换。
Go to the condition TAB, delete the existing expression and enter the following expression using the Visual expression editor.
转到condition标签，删除现有的表达式，然后使用VisualExpression编辑器输入以下表达式。
When you use Regular Expression Match, the value you enter as the goal URL as well as each of the funnel steps will be read as a Regular Expression.
当您使用正则表达式匹配，您输入的值为目标的URL，以及每个程序步骤将阅读作为一个经常性的表达。
You'll learn more about these expressions later. For now, enter an expression that refers to the user ID in the current row of the outer table, as described in the following steps.
稍后您将会学到更多关于这些表达式的信息。
In the name field, enter Check and into the expression definition text field, type the following expression (the expression can also be found on the desktop in the file Calculation Definition.txt).
在name域中输入Check，并在Expressiondefinition文本域中输入以下表达式(在桌面上的Calculation definition . txt文件中也可以找到这个表达式)。
With the Expression Node, you can enter a single formula (expression) having one variable. The Expression Node uses the same syntax as the Formula Node.
使用表达式节点，你能够在单变量计算中输入单行的公式（表达式）。 表达式节点使用与公式节点相同的语法约定。
One of the roles of this protein is to enter the cell nucleus and activate gene expression.
该蛋白的一个作用是进入细胞核来激发基因表达。
For example, you can enter text into a text box control and use the expression to search for that text in columns that are returned from a data source control.
例如，可以向文本框控件中输入文本，并使用此表达式搜索从数据源控件返回的列中的该文本。
Describes how to enter a computed column expression and set properties for the column and expression.
说明如何输入计算所得列表达式，以及如何设置列和表达式的属性。
I enter let him be scared, reveals the annoying facial expression very quickly.
本人地进入让他吓了一跳，很快显露烦恼地神色。
Article 14An offer is an expression of an intent to enter into a contract with another person. Such expression of intent shall comply with the following:(1)its contents shall be specific and definite;
第十四条要约是希望和他人订立合同的意思表示，该意思表示应当符合下列规定：（一）内容具体确定；
Article 14An offer is an expression of an intent to enter into a contract with another person. Such expression of intent shall comply with the following:(1)its contents shall be specific and definite;
第十四条要约是希望和他人订立合同的意思表示，该意思表示应当符合下列规定：（一）内容具体确定；
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