I just want to let you know that I will always be there for you in your hour of need.

我只想让你知道当你急需帮助的时候我会一直在你身边的。

youdao

You bet. Just let me know when, and I'll be there.

没问题。告诉我时间，我会来的。

youdao

When you want all conditions to be met, you can't let anyone believe there is a plan b.

如果你想要他们满足所有条件，你不能让任何人相信还有其他选择。

youdao

Let us say your teacher tells you there is going to be a test tomorrow.

VOA: special.2009.07.12

In those cases, though, you'd have quite a reasonable equilibrium, spontaneously that is there would be a lot of reaction that went if you simply started under practical conditions and let it go.

你也会得到平衡，尽管在这种情况下你得到了一个,自发的，合理的平衡,这是在正常条件下进行的,许多化学反应的情况。

麻省理工公开课 - 热力学与动力学课程节选

Just want to let you know that there will be an information session this afternoon, from 3 to 4:30 in Harvard Hall, room 103.

希望大家知道,今天下午有一个咨询会，在哈佛大厅103教室，从三点到四点半。

哈佛公开课 - 幸福课课程节选

Let the barriers you face and there will be barriers be external, not internal.

NEWYORKER: A Woman��s Place

To maximize your chances for success, make sure you assemble the best team possible, listen to the needs of the market and, perhaps most important, don't let the detractors--and there will be many--get you down.

FORBES: Magazine Article

When you let -- if you become president, either one of you -- let the Bush tax cuts lapse, there will be effectively tax increases on millions of Americans.

CNN: Transcript of Thursday's Democratic presidential debate