In order to make animals obey orders or perform tasks, trainers must give them proper rewards or punishments.

为了使动物服从指令或完成任务，驯兽师必须给予他们适当的奖励或惩罚。

youdao

Without proper rewards, those who have done good deeds may sometimes feel disappointed and many others will simply shy away from doing good deeds.

没有适当的回报，那些做了好事的人有时会觉得失望，而许多其他的人则干脆不愿做好事。

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In poker it is right and proper to bluff a friend out of the rewards of being dealt a good hand.

在扑克牌中它是正确的和对被处理一只好手从酬谢吓唬一位朋友是适当的。

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"To restore a more stable financial and economic environment, in which opportunity can again flourish and in which Americans' hard work and creativity can receive their proper rewards,".

VOA: standard.2009.08.25

We have been bold or deliberate as circumstances demanded, but our objective remains constant: to restore a more stable financial and economic environment in which opportunity can again flourish and in which Americans' hard work and creativity can receive their proper rewards.

WHITEHOUSE: President Obama Nominates Ben Bernanke for Chairman of the Federal Reserve | The White House

The system needs proper incentives and rewards.

ECONOMIST: Tony Blair