Even before they learned the answers to these questions, they developed a way to use the changing faces of the moon to tell time.
甚至在得到这些问题的答案之前，他们就发明了一种运用不断变换的月相来告知时间的方法。
Cultural Advisor Dr. HUA Xiahong was invited to lecture on "Changing Faces of Shanghai Architecture" for The Hopkins China Forum.
文化顾问华霞虹博士受邀在霍普金斯中国论坛做讲座《上海建筑改妆记》。
Today, our world faces the major global environmental challenge of a changing climate.
今天，我们的世界面临着气候变化这一重大全球环境挑战。
Participants then watched movies of the faces slowly changing expression, from angry to happy, and were asked to find the photograph they had originally seen.
之后参与者观看一部电影，其中的面部的表情缓慢地由愤怒变为高兴，然后他们要从电影中找出一帧是最初看到的那一张照片。
It faces complex challenges in managing its water in a changing environment.
该邦面临的一个复杂挑战是在变化多端的环境中管理其水资源。
Changing agricultural policy faces obvious big opposition from agricultural cooperatives, agricultural financial institutions, farmers, etc.
改变农业政策会遭受农业合作社、农业金融机构、农民等的剧烈反对。
Inspired after reading Sun's book, Lu plans to resign from her job – once seen as an "iron bowl" ( a stable lifelong occupation) but which now faces bigger challenges amid the changing labor market.
读完孙东纯的书后陆维维安计划辞掉这个曾经被视为铁饭碗、如今在变化万千的劳动力市场中却面临着更大挑战的工作。
Every organization faces the strategic challenges originated from the continuously changing markets and intensively competing surroundings.
每一个组织都面临着不断变化的市场和激烈竞争的环境带来的战略性挑战。
By changing the linear dimension distances from model faces, edges, and vertices.
更改模型的面、边、和顶点的线性距离。
From the changing expressions on speakers' faces and the tones of their voices, they can tell lies from truths.
从讲话者表情上的变化和说话时的语调，他们可以看出这些人是否在说假话。
The faces of the homeless are changing too.
与此同时，这些流浪者也在改头换面。
Like China, Australia faces particular risks from climate change - risks from higher temperatures, changing rainfall patterns, more frequent extreme weather and rising sea levels.
和中国一样，澳大利亚也面临着气候变化带来的风险，比如温度升高、降雨规律的变化、更频繁的极端天气和海平面的升高。
As the networks evolve, commercial EDFAs faces technical challenges that have to be solved within constrains of ever changing industry.
随着光纤通信网络的演进，商用EDFA面临着很多技术挑战。
The same happy, smiling faces of the same, except for the state, changing the language only.
一样的开心，一样的笑脸，只不过换了国家，换了语言而已。
The same happy, smiling faces of the same, except for the state, changing the language only.
一样的开心，一样的笑脸，只不过换了国家，换了语言而已。
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