The chest bone marrow is the best material in the micronucleus test.

胸骨髓是微核试验的最好材料。

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Whenever we lift or open the chest, we actually want to lift the manubrium (bone above the sternum) upward while we lower the xiphoid process (bone below the sternum) downward toward the navel.

当我们提起并打开胸腔时，我们实际上要提起胸骨柄(胸骨上面的骨头)向上，同时剑胸骨(胸骨的底端)向肚脐的方向下沉。

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Objective: to discuss the clinical behavior and treatment of the patients with chest wall bone and soft tissue sarcomas, and to evaluate prognostic factors for the patients.

目的：探讨胸壁骨与软组织肉瘤的临床表现、治疗及预后。

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Through fossil clubs and field trips to quarries, Prokopi got to know older hunters who spent their lives beachcombing or standing chest deep in muck, searching for bone.

NEWYORKER: Bones of Contention

He acted with his creased brow, his jagged bone structure, and his narrowed eyes, as well as with the muscles in his chest, shoulders, and neck.

NEWYORKER: Mr. Majestyk