When the water level was high, the user needed only to descend a few steps to reach it; when it was low, several levels would have to be negotiated.

当水位高的时候，使用者只需要往下走几个台阶就能到达井的部位；当水位低的时候，就要走好几层了。

youdao

Flow from the high water level to the lower constitutes the inflow or outflow from one basin to another.

由高水位向低水位流动的水流形成这一盆地向另一盆地的出流和入流。

youdao

These regulations shall include the necessary measures for such symptoms as high water level alarming, metal temperature sharp fall or steam pipe vibration.

这些规定应包括有出现如高水位报警，金属温度急剧下降或蒸汽管道振动等征兆时必须采取的措施。

youdao

Tuesday as a result of circulating-water pumps being affected by high river level and debris in the waterway.

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This is the first high-level UN event dedicated to the issue of water and disasters, and it seeks to raise awareness, share best practices and experiences, and discuss future global actions on water and disasters.

UNESCO: MEDIA SERVICES

It will also discuss the main messages of the thematic consultation on water within the post-2015 development agenda to the UN High-level Panel.

UNESCO: World Water Day on Water Cooperation