Object classification mainly used for activity understanding in scene.

目标分类研究主要应用于场景中的行为理解。

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Increase awareness and understanding of the influences of diet and physical activity on health an the positive impact of preventive interventions.

提高关于饮食和身体活动对健康影响以及预防干预措施积极作用的认识和了解。

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The first thing any marketing activity needs to start with include setting goals, understanding your audience and the market.

对任何营销活动来说，第一件事就是要设立目标，了解你的观众和市场。

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Gerald Meehl says a better understanding of solar activity and its influence on weather may help researchers predict long-term weather conditions.

VOA: special.2009.09.29

"It is not just a case of understanding the activity at the volcano itself, what we are also seeing the effect of at the moment are the prevailing weather conditions because we are in a northerly air stream at the moment and that is bringing the volcanic dust from Iceland down over the U.K.

VOA: standard.2010.04.15

Earth's magnetic field gives the planet and its inhabitants a good measure of protection, but with space agencies seemingly intent on sending astronauts to the Moon and even to Mars in the next few decades, there is a pressing need for a fuller understanding of the Sun's activity.

BBC: NEWS | Science/Nature | Spacecraft go to film Sun in 3D

The Report gives a new perspective on the importance of engineering to development and is intended as a platform for better understanding of engineering, an extraordinarily diverse and pervasive activity that has been central to human progress since the invention of the wheel.

UNESCO: UK National Commission for UNESCO :: Engineer shortage a threat to development, underlines UNESCO��s first global report on engineering

We have adopted systems to create and enter those markets that are highly disposed towards failure and we lack systematic understanding of why we are so failure tolerant at the level of our real economy investing activity.

FORBES: Reaction to CISCO's Strategic Innovation is a Sign of What's to Come