The operation skill must be grasped correctly to achieve the expectation effect.
正确掌握手术技巧，以达到预期手术效果。
Teacher's expectation effect includes positive effect and passive effect, and they result in many subjective factors and objective factors.
教师期望效应表现为正效应和负效应两种结果，这是由许多的主观因素和客观因素造成的。
Now some beauticians stressed before floating the lip technique to despise the technique to disinfect the preparation and the lip design, often could not achieve the expectation effect.
现在有些美容师侧重于漂唇手法而轻视了术前消毒准备和唇型设计，往往达不到预期效果。
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