The complete set of class loaders make up a tree-structured hierarchy with different types of classes loaded at each level.

整个类装入器集合形成了树状结构的层次结构，在其每个层次上都可装入不同类型的类。

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When you’ve set up a baseline level of output and organized your tasks to focus a few crucial pieces at a time, a lot of discipline is unnecessary.

当你给产出成效定个基准线，且每次都把目标任务集中在几条重要的规则上，那么过多的规则都是不必要的。

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There has been a particularly high level of applications over the past 24 hours, with a record number of new dating profiles set up as millions of people woke up to heavy snow this morning.

今晨英国各地普降大雪，在过去24小时内，该网站的新注册会员激增，约会资料创建数量增长空前。

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Instead, it set up a network of village-level entrepreneurs who are responsible for marketing, selling, and recharging the lights.

CNN: Harnessing pedal power to light up Africa

The WHO will set up a high-level group of external advisors on the role of health in poverty reduction.

BBC: WHO launches anti-poverty drive

The Cottagers had a level of control over the game and Bobby Zamora set up Dempsey at the far post but his shot was blocked by Ian Ashbee with keeper Duke out of position.

BBC: Fulham 0-1 Hull