The rainbow is set up as a symbol of the eternal covenant, a token of the eternal reconciliation between the divine and human realms.

彩虹，作为契约生效的标志,标志着神与人之间的永久共存。

耶鲁公开课 - 旧约导论课程节选

So for instance, institutions like mental institutions and some prisons have installed token economies where there's rewards for good behavior, often poker chips of a sort.

比如像精神病院和监狱这样的机构,都引入了代币法,来奖励良好行为，这些代币通常是扑克筹码一类的东西。

耶鲁公开课 - 心理学导论课程节选