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1·Your time could be usefully employed in attending night classes.

你的时间可以被有效地利用来上夜课。《柯林斯英汉双解大词典》

2·The money could be more usefully spent on new equipment.

这笔钱用来购置新设备可能会更有价值。《牛津词典》

3·The process can usefully be thought of in terms of the gradual emergence of two somewhat separate features: the self as a subject, and the self as an object.

这一过程会逐渐形成两种稍有不同的特征：主体自我和客体自我。

4·I resolve to index data usefully.

我决心有效地索引数据。

5·In doing so, it can usefully learn from Europe's experience.

为此美国可以借鉴欧洲有益的经验。

6·We can (and sometimes do) usefully run >100 GC threads in parallel.

我们能够（有时候）有效地并发运行超过100个GC线程。

7·More counsel that the Irish could usefully have heeded earlier.

而爱尔兰人们应该在更早的时候留心这些忠告。

8·The authors reckon that services could usefully employ another 70m people.

作者认为服务业很有可能雇佣7000万人。

9·The extraterrestrials may be too different from us to communicate with usefully.

也许是外星人与我们太不一样了而不能较好的沟通。

10·A UML Deployment diagram or equivalent can be usefully used to convey these decisions.

您可以使用一个UML deployment图或者其他等同物来传达这些决策。

有效地

1·I resolve to index data usefully.

我决心有效地索引数据。

2·The intelligence services do indeed believe that their influence has been usefully strengthened.

情报部门确实相信，他们的影响已经被有效地加强。

3·This database solution usefully reduces program complication, increases evincive speed of news and has successfully been used to database design and see about of news publish system.

该数据库解决方案有效地降低了编程复杂性，提高了新闻显示速度，已将其成功地用于即时新闻公布系统的数据库设计和查询处理。