A soldier at the Army base in San Francisco gave him gold colored buttons and gold cloth.

VOA: special.2009.12.14

If you did it in the lab or on your computer screen, you would do it by pushing buttons.

如果你在实验室做，或者在电脑上做，你需要按键。

耶鲁公开课 - 心理学导论课程节选

If you did it in the lab or on your computer screen, you would do it by pushing buttons.

如果你在实验室做，或者在电脑上做，你需要按键。

耶鲁公开课 - 心理学导论课程节选