By 2050, if nothing changes, that number will have trebled.

如果情况没有改变，那么到了2050年这个数字将会翻3倍。

youdao

It also helps if the number of changes that you're dealing with in each iteration is small.

如果每个迭代中正在处理的更改量很小时也会有所帮助。

youdao

Number Five: 'if you pull a face and the wind changes direction you'll be stuck that way. ' A useful fib to stop kids embarrassing their parents.

第5大谎言，如果你做鬼脸，而风向发生了变化，那么你就会被风吹走。这个谎言能帮助父母教育孩子有文明的行为举止。（国际在线独家资讯付华一未经允许请勿转载）

youdao

And the reason why I have designed a plan that, number one, tells people, if you have health insurance and you are happy with it, nothing changes, is because we want to maximize choice for people.

CNN: Transcript of Thursday's Democratic presidential debate