Third-hand smoke is a relatively new concept, and researchers are still studying its possible dangers.

三手烟是一个相对较新的概念，研究人员仍然在探索其可能存在的危险。

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So physiology, as a relatively age-old subject, which studying on the relationship between structure and function, meets its chance for development.

由此，生理学作为一门相对古老的研究结构与功能关系，尤其是整体功能的生命学科，在这一时期获得了新的契机。

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The problem of capital structure has been studying and discussing by the scholars both at home and abroad. Now the theorises on the capital structure is relatively perfect at abroad.

关于资本结构的问题一直是国内外学者研究和讨论的热点问题，经过长期的探讨，西方资本结构理论已经比较完善。

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But despite the violent behavior witnessed from V1647 and the surrounding disk, the star appears to have been relatively stable since the researchers began studying it in 2004.

MSN: Newborn star's 'heartbeat' seen by X-ray telescopes