The river is 300 miles in length.

这条河长300英里。

《牛津词典》

youdao

youdao

Each program brings together different subjects and extends in length over two or three quarters.

VOA: special.2009.03.05

I think it depends on whether the list is odd or even in length. Actually, that's probably not true. With one, it'll probably always get it down there, but if I've made it just equal to two I might have lost.

是奇数还是偶数，事实上,这是不正确的，如果最后剩下一个,那可能得到了结果,如果剩下两个，可能错了,所以，首先我们要格外。

麻省理工公开课 - 计算机科学及编程导论课程节选

Its length might be anywhere from six to eight feet in length.

这种武器大概长六到八英尺

耶鲁公开课 - 古希腊历史简介课程节选

At 118 miles in length the Holloch Caves are the second-longest caves in Europe.

BBC: Mini guide to activities in Switzerland

The other three were given prison terms ranging from 16 to 20 years in length.

CNN: 6 former Bosnian Croat leaders convicted of war crimes

Stitcher's new sleep timer offers seven options ranging in length from 15 to 120 minutes.

WSJ: Stitcher App Has a Smart Station Feature That Delivers Podcasts of Radio Shows to Your Mobile Device