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。

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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》。

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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。

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Mr.Orban adds that his government faces the task of "changing the constitution, saving the health care system, restoring public order and putting the economy back onto its feet."

VOA: standard.2010.05.29

"Everyday people with an unusual appearance and other disfigurements suffer bullying, ridicule and hate crime, " said Changing Faces founder James Partridge.

BBC: Top Gear 'breached guidelines' on disability

However, the committee did note that charity Changing Faces, which helps people affected by conditions, marks or scars that alter their appearance, had drawn attention to the programme and asked their supporters to contact the BBC.

BBC: Top Gear 'breached guidelines' on disability

The final challenge that Netsuite faces is changing the attitude of its prospective clients.

FORBES: The Bittersweet Challenges Of Being Netsuite