Conditions are used to determine whether a particular mapping will or will not occur at runtime, thereby providing a way to control the logical flow of mappings.
这些条件用于确定某个特定的映射是否会在运行时出现，从而提供一种方式来控制映射的逻辑流。
No woman can call herself free until she can choose consciously whether she will or will not be a mother.
没有女人可以自称自由，除非她有意识的选择她要不要当一个母亲。
It means that you should respond to confirm that you will or will not be able to attend.
它的意思是，你应该回复来确定你是否能够出席。
Since there is an equal chance that this will or will not happen, Schr?dinger argued that before the box is opened the cat is simultaneously both alive and dead.
因为这件事是否发生的概率相等，薛定锷认为在盒子被打开前，盒子中的猫可以同时被认为是既死又活的。
Since there is an equal chance that this will or will not happen, Schr?dinger argued that before the box is opened the cat is simultaneously both alive and dead.
因为这件事是否发生的概率相等，薛定锷认为在盒子被打开前，盒子中的猫可以同时被认为是既死又活的。
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