在这些过程中——在身体中通过微创进行的手术，在其中操作一个微型的相机和外科工具——医生会佩戴 3D 眼镜，以获得更好的视觉效果。

During these procedures—operations that are done through small cuts in the body in which a miniature camera and surgical tools are maneuvered—surgeons are wearing 3D glasses for a better view.

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但是过去的经验显示出，这样的微创手术可能不会有效。

But past experience suggests that such keyhole surgery may prove impossible.

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微创手术是利用小管(套管)穿过皮肤进入腹腔内部。

Minimally invasive operations are done by using small tubes, known as cannula ports, that are placed through the skin and into the abdomen.

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