Let \ \ \ \ \ \ \ 's change just one health habit a week — shopping, cooking, and eating to meet that goal — for four weeks?

就让我们在一个星期内做个好习惯的改变-购物、烹饪、饮食来达到这一目标-四周？

youdao

Again, same kind of reasoning says, given some value x, I happened to pick a small one here, what's an easy way to do this? Well, let's just start at one. That's my variable I'm going to change and check.

好，尤其是，让我们到这里来,让我给大家看看第二个例子,让我把这个注释掉，这是我要解决的，第二个问题，假设我想找到一些整数的,所有除数，我想要找出来这个数的所有的除数。

麻省理工公开课 - 计算机科学及编程导论课程节选

And so, in fact, the version that I commented out which is also in your handout and I'm now going to uncomment, let's get that one out, get rid of this one-- notice the only change.

所以事实上，我之前注释掉的版本,你们的讲义上也有，我打算把注释去掉,我们把他拿出来，把这个丢到一旁，注意下唯一的改变。

麻省理工公开课 - 计算机科学及编程导论课程节选

Expanding visa allotments for highly skilled immigrants is one worthwhile change: Let's join the global competition for talent that other industrialized countries long ago began in earnest.

FORBES: A daunting policy problem demands more modest solutions.

Indeed, in one ad, Obama fires up a cheering crowd with the words, "Let's go change the world!"

NPR: Clinton, Obama Ad Wars Heat Up Ahead of Pa. Vote