Before you find out let us first see what this world is.

在你找出答案之前，让我们先看看这个世界是什么。

youdao

Before we introduce how to ensure high availability, let us first investigate the inbound mechanism of WebSphere JDBC Adapter.

在介绍如何确保高可用性之前，我们首先将探究WebSphere JDBC Adapter的入站机制。

youdao

Not to control the wind after the rain and snow, let us first wheat ground into flour, bake a sweet-smelling bread.

不要管以后的风霜雨雪，让我们先把麦子磨成面粉，烘一个香喷喷的面包。

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But first,let us know how you feel about grades.

VOA: special.2009.03.05

or at least one mechanism, I shouldn't say -- the only one-- one mechanism for doing that is going to be to add functions is that it's going to provide both of these things, so the first thing it's going to do is, it's going to let us break up into modules.

我们处理这些的机制--至少一种机制,我不会说只有一种,一种机制是在我们的语言中增加函数,函数的关键是它要提供分解和抽象,所以第一件要做的事，就是将代码分解为模块。

麻省理工公开课 - 计算机科学及编程导论课程节选

Let us look first at St Peter's Basilica.

BBC: What is the chance of lightning striking St Peter's?

Ben was kind enough to let us run it first but it will end up on his blog soon, where he starts his posts with a rap or hip-hop lyric.

FORBES: Should Venture Capitalists Quote Kanye West?

Let us consider Gers first.

BBC: Deficit, growth and prospects