应该回到术前的定向力水平，即使有一点轻度的镇静残余也是可以接受的。

The preoperative level of orientation should be achieved, although a mild degree of residual sedation is acceptable.

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尽管病人看起来是清醒，有正确定向力的，但让病人离开之前还有很多标准要到达满意。

Although the patient may appear to be lucid and oriented, numerous criteria must be satisfied before a patient may be considered to be ready for discharge from the facility.

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