He then saw the great aqueducts, those stone phantoms which he had before remarked, only then they were on the right hand, now they were on the left.

他看见了那庞大的引水渠架，就是他以前看见过的那些花岗石的鬼怪；只是以前它们在他的右边，而现在则已在他的左边。

youdao

Now it seems reasonable that headmistress tries to get the kids face the fact of their poverty bravely, not take that as a shame, only then they can be strong and understand what they really need.

现在，校长正努力让他们正确看待这个问题，贫穷并不是耻辱的，勇敢地去面对他，只有这样他们才能够强大起来，才能知道自己到底需要的是什么。

youdao

Only then can they hope to describe conditions at the Big Bang, when all space and time was compressed into a volume far smaller than a proton.

只有那样他们才能指望描述大爆炸的情况，所有的空间和时间全部在那时被压缩成一个远小于质子的体积。

youdao

Then they break off the covering of the seeds so that only the inside fruit, or nibs,remain.

VOA: special.2010.02.17

So I was a counselor for a year, and then they invited me to become a dean, an assistant dean, in order to not only work with individual students and their issues, but to also think about campus culture and ways we might help prepare the culture for the change that was taking place.

这样我做了一年的顾问，之后他们请我做了院长，副院长，这样就不仅仅是处理,一个个学生和他们的事情，还要思考校园的文化,思考如何帮助校园文化准备好,应对将要发生的改变。

普林斯顿公开课 - 人性课程节选

"They will have to make decisions on their own and only then report to the Earth, and the Earth will tell them whether they did the right thing or not."

VOA: standard.2010.06.02

"Only then can they expect the private sector to pony up the resources" to fight cybercrime.

CNN: Net crime does pay for cops

Only then will they allow it to carry their trademark "K" with a circle around it.

WSJ: As Passover Nears, These Rabbis Are Getting Out Their Blowtorches

If any of the fragments make it to the ground, only then are they called meteorites.

CNN: Meteor shows why it is crucial to keep an eye on the sky