研究者做了一个游戏，测试参预者是否乐意将款项委托给一个生疏人。这些人的脸城市在电脑的年夜屏幕上呈现。

Researchers tested how willing players of a game were to entrust money to strangers whose faces they could see on a computer screen.

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这些款项不是强制性的，一般的游戏可以不付播放。

Those payments are not mandatory, generally the game can be played without paying.

youdao

这些款项不是强制性的，一般的游戏可以不付播放。

Those payments are not mandatory, generally the game can be played without paying.

youdao