So a subject who kept 20 tokens in a round would net $1.
因此如果一名实验对象在一轮游戏结束时持有20枚代币，那么他将会净赚一美元。
In fact, I'm free until 1:20 on Mondays.
事实上，我星期一下午1：20分以前我都有时间。
Back in 1994, around 1 in every 20 teens had some kind of hearing loss.
追溯到1994年，每20个年轻人中大约有1人患有某种程度的听觉损失。
Back in 1994, around 1 in every 20 teens had some kind of hearing loss.
追溯到1994年，每20个年轻人中大约有1人患有某种程度的听觉损失。
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