The caution comes as more experts argue that the search for intelligent life should be stepped up.
对外星智慧生命的搜索是否应该加强？随着这种学术研讨的不断激烈化，警告也随之而来。
Work on setting up a "three-dimensional" security network is to be stepped up under a national policy package aimed at eradicating potential deadly attacks.
国家一项政策指出，将加强建立“立体化社会安全防控网”的工作，旨在消除潜在致命袭击。
The overseas oil and gas development will first face the feasibility of the concrete project. The basic study should be stepped up from the strategic viewpoint.
海外油气的开拓中首先面对的是具体项目的可行性，但从战略上看也必须加强基础性研究。
Reports of the probe earlier this year prompted law firms to try to plug gaps, efforts that are likely to be stepped up after the disclosure of criminal charges against the trio.
今年早些时候有关这项调查的报道，促使各律师事务所努力堵住安全漏洞。 在检方宣布对三人提出刑事指控之后，各律所很可能加大这方面的力度。
The Federal Bureau of Investigation has stepped up investigations of mortgage fraud, and the U.S. Attorneys in several jurisdictions will no doubt be busy over the coming months.
联邦调查局正加紧调查抵押贷款欺诈，今后的几个月里，美国的律师们在某些司法辖区里无疑有的忙伙了。
Germany stepped up efforts Tuesday to trace the source of a bacteria outbreak that has killed 25 amid warnings it might never be found, while the EU pledged aid for vegetable farmers hit by the scare.
欧盟承诺向被恐慌打击的蔬菜农场提供援助，德国于星期二加强努力查找细菌的源头，但是警告说可能不会找到源头，在这次细菌爆发中已经有25个人死亡。
"I was fortunate somebody stepped up to the plate," she said. "to be a successful person, you need strong support."
“我很幸运被关注，”她说，“想要成为一个成功的人，必须得到很大的支持。”
The Kremlin may be calculating that a stepped-up military is in Moscow's interest. It's not.
克里姆林宫或许以为，上升的军事力量是莫斯科的利益所在，但事实却并非如此。
The consequences could be disastrous unless action is stepped up to properly collect and recycle materials, the agency warned.
联合国环境规划署警告说，除非有步骤地采取合理的材料收集和回收措施，否则后果将是灾难性的。
The soothing, sulphurous water bubbles up, then down, through a series of picturesque, naturally stepped pools and, at 37C, your mind will be all that's chilled.
温抚而含有硫磺的水汩汩冒出向下流淌经过一系列风景如画、自然形成的阶梯水池 然后到了37摄氏度 此时唯一冷的只有你的头脑而已。
Stepped-up efforts to reduce deforestation are a welcome part of this, but there must be much more.
越来越多的减少森林砍伐的努力是这种行动的一个受欢迎的部分，但是这种努力还必须多很多。
The Department of Health said it had "stepped up" surveillance arrangements and was "actively considering our response in the UK should further action be required".
健康部表示已经加快监管安排,并考虑民众呼声采取进一步的需要的行动.
Short selling rules were stepped up, and more procedures were put in place to ensure that a short seller would be able to deliver stock on settlement date.
上调卖空规则，设立更多程序以确保卖空者在结算日能交付股票。
In recent months, the bank has broadened its health program and aggressively stepped up its operations, particularly in rural areas where poverty rates are highest and seem to be growing.
在近来的几个月中，Fonkoze银行又推行了健康计划并积极的跟进后续措施，尤其是在那些贫困率最高的而且似乎要越来越高的农村地区。
The role of cultural relics in social education, historical reference and scientific research must be brought into full play under the prerequisite of effective protection and stepped-up management.
要在有效保护、加强管理的前提下，充分发挥文物的社会教育作用、历史借鉴作用和科学研究作用。
If we stepped up our response, the best form of Soviet pressure on Hanoi would be acquiescence in our actions.
如果我们加强自己的反应，那么苏联对河内施加压力的最好形式就是默许我们的行动。
Long after eating snacks, took a clap, leisurely to say: I hold silver pot is stepped through the door, only to be my high threshold down, give me to wake up with a start.
长工吃完点心，拍了拍手，不慌不忙地说：我抱着银子罐正迈步进门，不料被咱的高门槛绊倒，把我给惊醒了。
Then she stepped back to look up into my face. "Don't be afraid, Dr. Perry, " she said earnestly, "I know you'll be back because now it's our turn to take care of you.
然后她一边走一边回头看着我，认真地说：“别害怕，佩里博士，我知道你肯定会回来的，因为现在该轮到我们照顾你了”。
Then, as he stepped up to the checkout counter, he saw that his total was $127.00. "How can that be?"
然后，他走到收银台，看到自己的账单时127美元，“怎么可能？
Then, as he stepped up to the checkout counter, he saw that his total was $127.00. "How can that be?"
然后，他走到收银台，看到自己的账单时127美元，“怎么可能？
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