穿刺针是新的并且是第一次使用。

The needle being used is new and is being used for the first time.

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切割套管然后迅速转动穿刺针获取组织样本。

A cutting cannula then rotates quickly over the needle to obtain the tissue sample.

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切割套管然后迅速转动穿刺针获取组织样本。

A cutting cannula then rotates quickly over the needle to obtain the tissue sample.

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