我们可以有效地安排时间，并知道每项任务需要多长时间。
We can arrange time efficiently and know how long a single task will take.
这会防止你在上课的头几天里迷路，并使你熟悉从一个地方到另一个地方需要多长时间。
This will prevent you from getting lost in the first few days of classes, and familiarize you with how long it takes to get from place to place.
它在空闲连接池中找到c1，并检查它创建了多长时间。
It finds c1 in the free connection pool, and checks how long ago it was created.
这有助于您更好地测试和调整应用程序，评估迁移需要多长时间，并帮助您规避一些意外。
This will help you better test and tune the application, estimate how long the migration will take, and help you avoid surprises.
清楚地掌握自己的孩子在玩什么游戏并玩了多长时间。
Be aware of what games your kids are playing and how long they're playing them.
然后，选择将用于旁白员或报幕员的声音，并记录开始时间，以便在剧本运行完时可以知道它运行了多长时间。
Then, you select the voice to be used for the narrator or announcer, and note the beginning time so that you can get a measure of how long the play is when it has finished running.
医疗保健的有效性决定了用于找出并诊断那些有可能危害病人健康的疾病需要多长时间。
The effectiveness of healthcare is critically linked to the time it takes to identify and diagnose conditions that are likely to adversely affect a patient's health.
Kaylee给Wash发送一封电子邮件，告诉他她正在进行的修理发动机的相关事情，并询问在那个地方可以停车，以及多长时间可以到达那里。
Kaylee sends Wash an email telling him about the engine upgrade project she's working on, then asks where the nearest place to stop for parts is, and how long it will take to get there.
这种快节奏和令人沮丧上瘾的冒险拥有30级挑战，以及3种不同的世界，并保证你多长时间的乐趣！
This fast paced and frustratingly addictive adventure features 30 challenging levels, and 3 different worlds, and guarantees you many long hours of fun!
将判断用户多长时间没有活动并对他们进行注销的所有逻辑都放在服务器上。
Placing all the logic that determines how long a user has been inactive and then logging them off, entirely on the server.
SEC称，王勤竞5月4日给其经纪商下达指令，要其卖出415,000股道琼斯股票，并询问该经纪商这笔交易要多长时间才能结算。
On May 4, Mr. Wong placed an order with his broker to sell the 415,000 shares, and asked the broker how long it would take for the trade to settle, the SEC said.
无人知晓金融系统的 动荡会在多长时间内并多大程度上氢把经济拖垮。
Nobody yet knows how long and how seriously the shakiness in the financial system will drag down the economy.
制定明确的规则并坚决执行，如规定孩子看电视多长时间，什么时候上床睡觉。
Make clear rules and stick to them, such as how long your child can watch TV or when he has to go to bed.
制定明确的规则并坚决执行，如规定孩子看电视多长时间，什么时候上床睡觉。
Make clear rules and stick to them, such as how long your child can watch TV or when he has to go to bed.
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