At the same time, other students in the same class already have the skill down cold, so further practice for them is a waste of time.

同时，同一个班级的其他学生可能已经熟练掌握了这项技能，所以继续练习对他们来说只是浪费时间。

youdao

The current strategy for maximizing performance and convenience is to retrieve metadata for a particular table the first time an instance of the class that maps to that table is instantiated.

为了使性能最大化和更加便利，目前的策略是从某一个表中提出元数据，先把一个类的实例映射到那个表上，用来初始化。

youdao

The run-time system is responsible for loading the service endpoint class and instantiating it.

这个运行时系统负责装载服务端点类以及服务端点类的实例化。

youdao

"It is time to do what is right, not for the next election, but for the middle class."

VOA: standard.2010.07.19

The challenge is for the work you are going to be doing at the class time we are doing to spend together.

这一挑战是针对,我们要一起在课上,完成的任务提出的。

麻省理工公开课 - 媒体、教育、市场课程节选

So this, unfortunately, is the last time that I am teaching positive psychology or any other class for that matter at Harvard.

不幸的是这学期将是我最后一次，在哈佛开设积极心理学或其他课程。

哈佛公开课 - 幸福课课程节选

The theme for this time is the class system.

FORBES: Thoughts on Class, Weddings, From Here to Eternity and Yobs

And the President strongly believes that this is a perfect time to make permanent for the middle class those tax cuts.

WHITEHOUSE: Press Briefing

Now is the time to extend that middle class tax hike for -- tax cut for all of this year.

WHITEHOUSE: President Obama Speaks about Insourcing American Jobs