The upper reach sedimentary area of the estuarine reach.

河口分汉河段沉积区；

youdao

The engineer proposed to build a dam on the upper reach of the river.

那位工程师建议在河流的上游修建一座水坝。

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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。

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It meant that people would not have to climb many steps to reach the upper floors of tall buildings.

VOA: special.2010.03.31

To capture the upsides of gender diversity, businesses need more women to reach the upper rungs of the corporate ladder.

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Because there are so few women on Wall Street, those that reach the upper ranks only to fall to earth stand out in stark relief.

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Analogously, students may resort to pattern matching and memorization as they reach the upper levels of learning because they lack the foundational knowledge needed for true understanding.

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