可以抓取标题、段落、表项和普通文本。
You can grab heading, paragraphs, list items, and plain text.
这个函数为流操作实现预抓取机制。
The function implements a preemptive look-ahead mechanism for streamed operations.
点击网站配置-抓取工具权限。
但是它们也用来触摸和抓取东西。
在显示新的页面时随需抓取数据。
手工执行这个任务称为预抓取。
用下列配置开启批量抓取特性
Turn on the batch fetch feature with the following configuration
从你的网站管理员工具账户中删除抓取错误。
Linux内核经常使用预抓取。
所有的抓取模式类都实现了相同的接口。
但另一方面，使用预先抓取也存在如下弊端
On the other hand using Eager-fetching has the following disadvantages.
不同的用户可能会有不同的数据抓取要求。
Different users may have different data fetching requirements.
以下是一个使用批量抓取的HBM文件片段。
预抓取到缓冲池，但从未读取的页面数量。
Number of pages prefetched into the buffer pool, but never read.
即时抓取还有助于解决 n+1选择问题。
Eager evaluation can also help with the n+1 Selects Problem.
这个调用覆盖职员地址关联默认的惰性抓取策略。
This code overrides the default lazy fetching strategy for the employee's address association.
Aspect在抓取策略实现上扮演着重要角色。
Aspect plays a very important role in fetching strategy implementation.
在鼻部的顶端还有一排爪子，用于抓取食物并送入嘴部。
The proboscis had a set of grasping claws on the end, which were used to grab food and stuff it into Opabinia’s mouth.
一种获得认证的方式是使用可以抓取个人签名的数字板。
One way of obtaining proof of identity is to use digital pads that capture people's signatures.
惰性抓取可以尽可能减少从数据库查询到的数据量。
Lazy fetching minimizes the amount of data queried from the database.
参加这一游戏的人可用鼠标从屏幕右边一块块地抓取积木。
To do so, the players used a mouse to grab blocks, one by one, from a collection on the right-hand side of the screen.
如果内容并未改变，它会在我们下次抓取的时候重新显示。
If the content isn't changed, it would just reappear in our search results the next time we crawled it.
另外，可以通过逐页抓取数据来实现基本的分页机制。
In addition, you implement a basic pagination mechanism by fetching the data page by page.
梦中的画面与意思位于大脑的哪个部位？有没有办法去抓取？
Where are the images and ideas from dreams located in the brain, and is there any way to capture them?
两块或两块以上这样的肌肉能组合成可抓取物体的钳子。
Two or more such muscles can be configured as a gripper to pick up objects.
Lytro相机从很多角度抓取比一般相机多得多的光线数据。
The Lytro camera captures far more light data, from many angles, than is possible with a conventional camera.
为了保持示例的简单性，我们只抓取第一个并保存在全局变量中。
To keep the example simple, you only grab the first one and store it in your global variable.
当装载一个对象时，会立即装载标为即时抓取的所有关联。
When an object is loaded, any associations marked as eager are immediately loaded as well.
我抓取了一个旱滑参赛队的徽标，并将其存储为png格式的图像。
I grabbed the logo of one of the roller Derby teams and stored it as a PNG.
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