let us down

基本解释

So don't let us down. Don't let your family down or your country down.
请不要让我们失望，不要让你们的家庭失望，不要让你们的国家失望。
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We also have to know that perfection is only attainable for God -- friends will let us down and we will let them down.
我们也必须要知道完美只有在上帝那里能够实现——朋友会让我们失望，同样，我们也会令他们失望。
Fortunately, EMF doesn't let us down. We can make all of the customization we wish and not lose any of our changes when we regenerate.
好在 EMF 没有让我们失望，我们可以按照自己的想法做任何定制，当重新生成代码时也不会丢掉这些内容。

So let us sit down at the table and see that we resolve these problems amicably.

We are free to choose our leaders, and criticize them if they let us down.
WHITEHOUSE: President Obama at Michigan Commencement
At a time when too many of our institutions have let us down, they exceed all expectations.
WHITEHOUSE: 2012 State Of The Union Address Enhanced Version
No matter how much they love us, people inevitably let us down, argue with us and hurt us.
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