He told them to press a button with either their right or left index fingers whenever they felt the urge and to remember the letter that was showing on the screen when they made the decision.

他告诉他们任何时候只要感觉可以就用右手或左手食指按下按钮，并记下他们做出这一决定时出现在屏幕上的字母。

youdao

He told them to press a button with either their right or left index fingers whenever they felt the urge, and to remember the letter that was showing on the screen when they made the decision.

他告诉他们任何时候只要感觉可以就用右手或左手食指按下按钮，并记下他们做出这一决定时出现在屏幕上的字母。

youdao

Therefore, you can use the GuiTestObject click method, in conjunction with the index, to click any particular button.

因此，您可以与索引结合，使用 GuiTestObject 方法点击任何特殊按钮。

youdao

And as soon as it was over, I would just take my index finger, raise it up, hit the button, and it will play again.

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When the phone is closed and held horizontally like a camera, there is a shutter button on the side which will fall right under the right index finger.

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