In the upper reach the bed was dune covered and in the lower reach it was flat.

上游河段的床面为沙垄所覆盖，而下游河段则为平整床面。

youdao

A large amount of fertile soil is eroded at the lower reach of the river every year.

河的下游每年都有大量的肥沃的土壤被侵蚀。

youdao

We have set up numerous enterprises such as Foxconn in the cities on the lower reach of the river.

我们已经建立了众多的企业如富士康在城市对下游的河道。

youdao

The final cutoffs: Pick no team seeded lower than No. 8 to reach the Final Four (only two of 96 have ever done it), and none seeded lower than No. 6 to reach the championship game (none have done it since 1985, when eighth-seeded Villanova made its memorable run to the title).

FORBES: Sports Betting

But while it is true that attendance at elite American universities is farther out of reach for lower-income students, it is certainly not the case that a college education is farther out of reach.

ECONOMIST: Trade and Central America

Caijing, he said, had achieved a stature that put it out of reach of lower-ranking bureaucrats.

NEWYORKER: The Forbidden Zone