All right, so this is the same procedure that we're going to go through, regardless of what kind of Lewis structure we're going to draw.

好的，这就是我们画路易斯结构,所需要完成的步骤，不管什么样的路易斯结构都要这样做。

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In a 15-hour procedure in mid-March, doctors gave Wiens a donor forehead, nasal structure, nose, lips and facial skin.

CNN: Face transplant patient ready to go home

In a 15-hour procedure, doctors used donated tissue to give Wiens a donor forehead, nasal structure, nose, lips and facial skin.

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We don't, at the moment, have a rational reimbursement structure for health care--you may pay more for a procedure at one location and the quality of care may not be higher.

FORBES: Leslie V. Norwalk