His discoveries have put a new face on our scientific knowledge.

他的发现使我们的科学知识的面貌为之一新。

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The main methods of face tracking were introduced, and a new method based on both inter-frame differential and static character was put forward.

简述了近年来主要的人脸跟踪方法，提出一种基于帧间差分与静态特征相结合的人脸跟踪算法。

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Because of the limitations of traditional face detecting system, a new system based on DSP is put forward.

针对传统人脸检测系统的不足，提出了一种基于DSP的人脸检测系统的设计方案。

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It "will put a new more sophisticated face on the city, " said Ben Shepperd, president of the Permian Basin Petroleum Association.

WSJ: Office Tower Sets Off Gusher of Opinions

However, West Midlands Police said they believed the actual numbers could be higher as some victims felt pressure to put on a "brave face" over Christmas and New Year.

BBC: Ticket campaign

He put a brave face on this setback, claiming that he knew how to campaign in a new way, by generating ideas and raising big issues in the televised debates.

ECONOMIST: After Mr Dopey and Mr (too) Friendly, Mr Grumpy gets his turn