You want to see a concert on Saturday, but it is also your mother's birthday and you do not want to let her down.

你想在星期六去看音乐会，但那天又是你母亲的生日，你不想让她失望。

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But you said, "Oh, I really like it" in order not to let her down.

为了不让她失望你却说：“噢，我真的很喜欢它。”

youdao

I never want to let her down, but she has made a plan for my future.

我从来都不想让她失望，但她已经为我的未来制定好计划了。

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"So we raise her up every morning We take her down every night, We don't let her touch the ground, And we fold her up right.

VOA: special.2010.07.02

"We let her down, and for that we are very sorry, " Chesky wrote of EJ's experience in his blog post.

CNN: Airbnb apologizes: 'We have really screwed things up'

She dreaded what would happen now: the Dodge would let her down.

NEWYORKER: The Woman of the House

Arias said her lawyers let her down by not calling more witnesses who could have bolstered her claims that she was a victim of domestic violence at Alexander's hands.

NPR: Arias Jury Deadlocked But Must Keep Deliberating