我学校会支付我去美国往返行程的费用。
因此减少往返行程而多多采用批量处理对于性能更有益。
So having fewer round trips but larger batches is better for performance.
在一个往返行程之后，波浪加强了其自身的力量。
每个从网络到数据库服务器的往返行程从性能角度来看是昂贵的。
Each network round trip to the database server is expensive in terms of performance.
还可以减少应用程序和数据库之间的潜在往返行程次数。
It also reduces the potential number of round trips between an application and the database.
在页到服务器的往返行程中，将自动对用户在HTML服务器控件中输入的值进行维护并发送回浏览器。
When the page makes a round trip to the server, the values that the user entered into HTML server controls are automatically maintained and sent back to the browser.
NET提供状态管理功能，以便您可以在往返行程间保存您自己的变量和应用程序特定或会话特定的信息。
NET provides state management capabilities so you can save your own variables and application-specific or session-specific information between round trips.
例如，要更新雇员对象，就需要更新组成该对象的若干数据库表，这可在一个(而非多个)数据库往返行程中完成。
For example, an update of an employee object that requires updating several database tables that make up the object could be done in a single trip to the database rather than multiple trips.
在下次从使用的池中检索该连接时，将在第一次到服务器的往返行程中发出重置连接请求，并将在用户执行任何操作之前执行该请求。
The next time the connection is retrieved from the pool used, the reset connection request piggybacks on the first round trip to the server and executes before the user performs any operations.
行程包括往返机票、两晚的酒店住宿、国家航空航天博物馆和国家地理世界办公室之旅。
Trip includes round-trip air tickets, hotel stay for two nights, and tours of the National Air and Space Museum and the office of National Geographic World.
用买辆豪华轿车的钱买朴素汽车，顾客愿意买行程半径刚超出市郊往返列车范围的车吗？
What customer is willing to pay the price of a luxury sedan for a Spartan vehicle whose operating radius barely extends beyond the range of commuter trains?
大多数60英里以上行程的周末往返票仍然有售。
Weekend returns are available for most journeys over 60 miles.
它们一生的行程约有一千多万英里，相当于往返地球与月球之间50次。
During their lives, they fly the equivalent of 50 return trips to the moon: more than 10 million miles.
所以他希望每天花路上的行程是往返112公里。
客人酒店接送服务2。全程标准空调旅游车3。全程优秀英文导游讲解4。行程中涉及的华山景点门票进山费索道往返。
Hotel pick-up &drop-off service, 2 Air-conditioned tour coach, 3 English tour guide, 4 Entrance tickets as listed, 5 Mount Hua ropeway ticket.
客人酒店接送服务2。全程标准空调旅游车3。全程优秀英文导游讲解4。行程中涉及的华山景点门票进山费索道往返。
Hotel pick-up &drop-off service, 2 Air-conditioned tour coach, 3 English tour guide, 4 Entrance tickets as listed, 5 Mount Hua ropeway ticket.
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