The function implements a preemptive look-ahead mechanism for streamed operations.
这个函数为流操作实现预抓取机制。
For instance, here's another use of look-ahead that readily solves a common dilemma.
例如，下面是另一种可以轻松解决一般困难的向前查找。
Note that a look-ahead at the indicator shows that the oversold indicator may flip to bullish in the near-term.
注意这个指标的前瞻显示卖空指标可能在近期看涨。
For example, if the expression doesn't use the last function then it is not necessary to do look-ahead processing to determine how many elements there are in the context list.
例如，如果表达式不使用last函数，那么就不必执行先行处理来确定上下文列表中有多少元素。
The only way a malfunction occurs as the result of a look-ahead operation is if the predicted results weren't available, such as when the next call is routed to another system.
预先操作失误的惟一情况就是所预测的结果不可用，例如下一个调用被路由到其他系统上去了。
They are failing to look ahead at a time when planning for the future is more important than ever.
当规划未来比以往任何时候都重要时，他们却未能极目前瞻。
PRAYER Because we can joyfully look ahead to a new life in another world, we praise our God: Because Your lovingkindness is better than life, My lips shall praise You.
“祈祷”，因为我们可以愉快地向前看，看到在另外一个世界的新生命，我们赞美我们的上帝：因为你的慈爱比生命更美好，我的嘴唇咬赞美你。
Though I was preparing to go to Oxford, August was one of 1968s craziest months, and it was hard to look ahead.
尽管我在准备去牛津上学，但8月是1968年最疯狂的一个月，很难预测到未来是个什么前景。
With a full minimax tree, the computer could look ahead for each move to determine the best possible move.
对一棵完整的极大极小树来说，计算机能够向前遍历每一步，直到找到最佳步骤为止。
One thing that we must have learnt from this story of the very serious financial problems facing the world is you have to look ahead and think about the consequences of your actions.
我们必须从目前世界面临的非常严重的金融问题事件中学到的一件事，就是你必须预测未来并考虑你自身的行为的影响。
So everyone in this field is trying to look ahead And decide even the strengths and weaknesses of Their organization what small subsets of the entire Range of possibilities should they pursue.
所以这个领域的每个人都试着向前看,根据自己机构的长处和弱点,来决定应该追求何种,小的分目标和可能性。
My mother worked with me constantly, reminding me to look ahead as I walked and to make eye contact, even though I found it painful.
‘我妈妈一直都在帮我。走在路上她提醒我抬起头来，提醒我看着别人的眼睛说话，尽管我觉得很不舒服。’
This brings me to an important point: when it comes to our career, it is critical to look ahead.
这给了我一个很重要的提示：当谈到我们的事业时，展望未来非常重要。
Obviously you'll take care of tasks which need to be done before you go - but look ahead a bit for deadlines that occur soon after your return.
明显地，你要料理好在你走之前必须做完的任务，但是还要稍微看看在你回来后马上就要到期的任务。
The fundamental underpinning of this truism is that markets anticipate and look ahead more than they react to events when they occur.
支持这一真理的基本因素在于，市场更多地是提前预料到某件事情的发生，而不是在发生之后才做出反应。
Look ahead and begin to walk forward. Don't rush. Simply walk at a comfortable pace and allow your body to establish a comfortable stride length.
朝前看，开始往前走。不要着急，用轻松自在的步调，让你的身体来找到一个放松舒服的步幅。
Look ahead (not down), keep your shoulders relaxed, arms swinging back and forth (not side to side), and your hands gently clenched.
向前看(不是向下)，保持你的肩膀放松，手臂前后摆动(不要左右摆动)，手轻轻握紧。
A look ahead to the completed project's source files provides a roadmap for the application constructed here.
对完整项目源文件的预先了解，可以为本文所构建的应用程序提供一个路线图。
You can spend it however you like – but you might also want to look ahead to see whether there are tickets you want to book, or friends you want to meet up with.
这个周末你可以过得非常随意——不过，你脑子里可能也会盘算着是否需要提前订个票，是否需要会会朋友等事情。
If you look ahead, the doves are right: the sole guarantee of both Israel's security and its Jewish identity is the creation of a proper Palestinian homeland in a largely settler-free West Bank.
如果展望未来，鸽派是正确得：以色列的安全以及犹太国身份的唯一保障，就是在大范围无人居住的西岸建立起适当的巴勒斯坦国。
But memory is unreliable and the future unwritten; new African writers might do better to look ahead.
然而，这些记忆并不可靠，也未涉及未来。新一批非洲籍作家最好还是多超前看看。
A business plan is any plan that works for a business to look ahead, allocate resources, focus on key points, and prepare for problems and opportunities.
商业策划是任何一个为商务去展望未来，分配资源，关注要点和准备问题和机会的策划。
By wheeling out a bit of its past, the company hopes people will look ahead to its future.
通过推出公司悠久的历史，它希望大家能看好他们的未来。
Now we look ahead to the evening in Denver, which of course is morning in Bangalore.
现在，我们预测丹佛的夜晚，当然，在班加罗尔是早晨。
Today, Japan can look back half a century with nostalgia and pride, yet look ahead with concern.
今天，日本骄傲地怀念这半个世纪，并关切地注视着未来。
Today, Japan can look back half a century with nostalgia and pride, yet look ahead with concern.
今天，日本骄傲地怀念这半个世纪，并关切地注视着未来。
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