我不明白为什么应该期望天花板产生那种效果。
I do not know why the ceiling should be expected to have that effect.
我们应该期望多点还是少点呢?
恶毒的人永远不会支持你,你也不应该期望他们的支持。
Toxic people will never support you and you shouldn't expect them to.
The basic definition-- the expected value of some random variable x--E--I guess I should have said that a random variable is a quantity that takes on value.
最基本的定义,某一个随机变量X的期望值E,我应该提到过,随机变量是一个可以取值的数
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