I knocked loudly in the vain hope that someone might answer.
我敲门敲得很响，希望有人应声，却是徒然。
He married his fourth wife, Susan, in the vain hope that she would improve his health.
他怀着她能改善自己健康的徒然希望娶了第4个妻子苏珊。
I am an optimistic man. I live in hope that we can live normally like we did before this happened.
我是一个乐观的人，我希望过上所有这些事情发生之前的那种生活。
But before you send out your work in hope that others find it pleasing, make sure it pleases you first.
但如果你希望你的作品能让他人找到乐趣，那么在发出之前，确保其首先能感动你。
Chinese parents often name their daughters after the moon, in hope that they will be as lovely as the moon.
中国的父母总喜欢以“月”为女儿取名，为的是希望她们像月亮一样可爱。
A couple with marital problems visited a marriage counselor in hope that he could help their relationship.
有对感情出问题的夫妻前去找一位婚姻调解员，希望他能挽救他们的夫妻感情。
The result is simply dispatched to the stage, in hope that the stage will find the correlating operation state itself.
结果只是被分配给阶段，寄希望于阶段能自己找到相关的操作状态。
I submit this only as a possible piece to the UFO puzzle and in hope that there's someone out there who can tell me what it was that I collided with.
我递交了不明飞行物迷题尽可能的片段希望这里面有人能告诉我碰撞的物体是什么。
It's our hope that we will play an increasingly greater role in the marketplace and, therefore, supply more jobs.
希望我们能在市场交易中扮演越来越重要的角色，从而提供更多的工作。
Police have planned a reconstruction of the crime tomorrow in the hope that this will jog the memory of passersby.
警方已计划明天再现犯罪过程，希望以此唤起过路人的记忆。
It is our hope that this unhappy chapter in the history of relations between our two countries will soon be closed.
我们希望我们两国关系史上这一不愉快的阶段将很快过去。
I hope you cherish the time studying in China and take the initiative to make friends with Chinese people. As that can improve your Chinese language level and help you understand Chinese culture.
我希望你珍惜在中国学习的时间，主动和中国人交朋友。因为这可以提高你的中文水平，帮助你了解中国文化。
I take as many raisins as will fit in and I leave. Right? I hope almost every one of you could figure out that was the right strategy.
我能装多少葡萄干就装多少，然后离开。对吧？我希望你们每个人都能明白这是最优策略。
What do tourists hope to experience in a foreign country that they cannot experience at home?
游客希望在国外体验到哪些在国内体验不到的东西？
Finally, ladies and gentlemen, we'd like to wish you a pleasant journey and hope that you'll travel with us again in the near future.
最后，女士们，先生们，祝你们旅途愉快，希望你们在不久的将来再次与我们一起旅行。
They stop trying in the hope that their teachers will make the decision for them by failing them.
他们不再尝试，希望老师会判定他们不及格，从而替自己做出决定。
They hope that the technology will be cleared for use in American courts by early next year.
他们希望这项技术明年初能应用到美国法庭上。
You hope that your local mail carrier can get your parcels to you in a hurry.
你希望当地的邮递员能尽快把你的包裹送到你这里。
You could, alternatively, hang onto it in the hope that it will be worth millions in 10 years time.
或者，你也可以把它留着，指望它10年后值好几百万。
Farmers apparently hold back produce in the hope that prices will rise.
农场主们囤积农产品显然是希望价格会上涨。
Now that he has become president, many people once again have hope for genuine changes in the system.
既然他已成为总统，许多人又一次寄期望于体制的真正改革。
London won the bid to hold the Olympics in 2012, so many Londoners hope that housing, education and employment for many people in this area will improve.
伦敦赢得了2012年奥运会的申办权，因此许多伦敦人希望这一地区许多人的住房、教育和就业状况都能得到改善。
This only applies to American space activities, but the hope is that it will help standardize a set of norms in the dawning commercial spaceflight industry throughout the world.
这只适用于美国的航天活动，但希望是它将有助于使全世界商业航天工业的一套规范标准化。
If we hope for an improvement in her condition, we must be extremely cautious and careful, remember that!
如果我们希望她的情况有所改善，我们必须非常谨慎小心，记住这一点！
We sincerely hope that WWF can play a role in protecting this endangered species.
我们真诚地希望世界自然基金会能在保护这个濒危的野生物种中发挥作用。
They hope that having a 3D printer in the kitchen will become as common as the blender or microwave.
他们希望3D打印机在厨房能像搅拌机和微波炉一样普遍。
It's our hope that we will play a greater role in the market place and, therefore, supply more jobs.
我们希望能在市场上发挥更重要的作用，从而提供更多的工作机会。
It is surely too much to hope that these increases in the cost of public education can be borne by the local communities.
指望当地社区能够承担公共教育费用增加的部分，这当然是不切实际的。
Ever since people had begun to catalog the strata in particular outcrops, there had been the hope that these could somehow be used to calculate geological time.
"从人们开始对地表的特殊岩层进行编目和分类时起，大家就开始期望能够以某种方式利用这些岩层来计算地质年代。
Ever since people had begun to catalog the strata in particular outcrops, there had been the hope that these could somehow be used to calculate geological time.
"从人们开始对地表的特殊岩层进行编目和分类时起，大家就开始期望能够以某种方式利用这些岩层来计算地质年代。
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