Aiming at providing practical References for juvenile training, the author not only expounded the essential techniques in flop, but also put forward some relevant unique and concrete Suggestions.

在阐述现代背越式跳高基本技术的同时，对其训练手段提出了较独特、具体的建议，旨在为青少年训练提供一定的参考。

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He showed me how to connect with people and make yourself relevant, if not essential.

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And again, at a time when we see people in the Middle East and North Africa in particular reaching for those democratic values, it underscores that the things that we believe in are not just relevant but essential to the development of greater prosperity and security and democracy for peoples around the world.

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The essential question is not who should negotiate or where or about what, but the intentions of the relevant powers.

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