目的是探讨苍白球黑质红核色素变性（HSD）的发病过程、临床特征及预后诊断。

The objective is to explore the pathogenic course, clinical features and prognosis on hallervorden spatz disease (HSD).

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我小时候很讨厌橄榄球，我必须跑过一群沿线蹲着的会轮流攻击的男孩，以达到训练目的。

As a child I loathed rugby, particularly a drill where you had to run along a line of crouched boys who would tackle you in turn.

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佩顿.曼宁是致力于将橄榄球引入奥运项目的排头兵，他正在鼓舞公众去联名请愿——让橄榄球在奥运的赛场上占有一席之地。

Peyton Manning is currently spearheading an effort to have football included in the Olympics, and is encouraging the public to sign a petition to give the gridiron its place in the competition.

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