I hope you can visit hang Zhou sometime in the future, so that I can return your hospitality. I will show you around the major scenic places.

我希望下次你什么时候也能够到杭州来，这样我就可以好好的报答你的热情好客了。我会带着你游览主要的名胜景点的。

youdao

Dr Zhou's colleagues have, for example, built tiny scanners that can X-ray a mouse's heart and lungs by taking a series of exposures at exactly the same point in the heartbeat.

ECONOMIST: Modern X-ray technology