这个实验很简单：21名 TT 治疗专家通过一个屏幕卡住他们的手，掌心向上。
The experiment was straight forward: 21 TT therapists stuck their hands, palms up, through a screen.
她抬起头，若无其事的摊开手掌，掌心向上。
She raised her head and nonchalantly extended her hand, the palm up.
吸气，手臂从体侧慢慢提起，掌心向上，直到举过头顶。
As you inhale, slowly raise your arms to the sides, palms up, until they are overhead.
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