然后，T细胞的前体前往胸腺——一个位于胸骨下的小器官，在那里，它们被叫做早期胸腺祖细胞(ETPs)。

The T-cell precursors then go to the thymus, a small organ located under the breastbone, where they are called early thymic progenitors (ETPs).

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得出胸骨上间隙应是由颈深筋膜浅层和舌骨下肌筋膜围成，而不同于以往教科书中描述的由颈深筋膜浅层分为两层附着于胸骨形成。

It is found the suprasternal space should be enclosed by the superficial layer of the deep cervical fasciae and the fasciae of the infrahyoid muscles, rather than the past opinion of the textbook.

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一名外科医生将信号发生器植入在左腋窝的皮肤下，其与植入在胸骨左边的富有弹性的杆相连接。

A surgeon implants the pulse generator under the skin below the left armpit and connects it to a flexible rod placed under the skin just to the left of the breastbone.

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