如果没有约束，您就只有数据，而没有数据模型(处理事情就有些过于简化了)。
Without constraints, you just have data, not a data model (to slightly oversimplify matters).
但是，没有约束性协议，就没有机制决定一个国家是否采取了有效行动。如果它们不这样做，也不用承担任何后果。
But without binding agreements, there is no mechanism to determine if a country is taking effective action and there are no consequences if they are not.
在哥本哈根会议上通过了一项没有约束力的协定之后，Pachauri警告说如果坐视怀疑论者阻挠国际社会对全球变暖问题上采取措施的行为而不管，这将会把世界上最不发达国家的人们置于更加危险的境地。
After a weak deal in Copenhagen, Pachauri warned that allowing scepticism to delay international action on global warming would endanger the lives of the world's poorest people.
当然，我不反对苹果，如果他们提前说没有约束，那些开发者就会想到他们的应用可能会被禁止。
Of course I have nothing against Apple. If they say in advance no tethering, those who work on that should expect to be banned.
但是Zakria称如果两国只是单边的宣布暂停核试验，那么在法律上是没有约束性的，而且可以单方面取消。
But Zakria said the unilateral moratoriums declared by the two countries were legally non-binding and could be withdrawn unilaterally.
但是Zakria称如果两国只是单边的宣布暂停核试验，那么在法律上是没有约束性的，而且可以单方面取消。
But Zakria said the unilateral moratoriums declared by the two countries were legally non-binding and could be withdrawn unilaterally.
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