translation.en: We told the participants that they could keep these 10 dollars for themselves, or they could share a portion of it, if they wanted to, with a stranger who is totally anonymous.
translation.zh: 我们告诉他们 他们可以把这10块钱给自己用 也可以把其中一部分拿出来分享 如果他们愿意的话 跟一个陌生人分享