Before starting a Yoga session, it is important to do some basic stretches to warm-up and to avoid strain.

在开始瑜伽练习之前，要做一些基本的伸展动作热身，避免身体过紧。

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The review found few lingering negative impacts from these short stretches, especially if the volunteers followed that stretching with several minutes of jogging or other basic warm-up movements.

这项研究发现这些短暂的拉伸运动几乎不会带来挥之不去的消极影响，特别是如果志愿者在拉伸之后再花几分钟慢跑或者做其他基本的热身运动。

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I can start after a few basic warm up bends and stretches.

我可以在一些热身和伸展之后就开始了。

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Richardson: Climate change poses ethical problems because it threatens the enjoyment of basic human rights at a vast scale, because formulating and agreeing upon adequate solutions stretches the envelope of what international policymaking bodies can legitimately undertake, and because fairly allocating the burdens of implementing any solution poses thorny problems of justice.

UNESCO: World Water Assessment Programme (WWAP)