The obligations of the two water rights are to manage the discharging water (floods etc,) and prevent and treat the returning water (polluted water and wastewater) respectively.

两种水权承担的义务分别是治理弃水(洪水等)、防治退水(废污水等)。

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The anti leakage measure for pit of the yard, returning water design of the pump station of floating ships for the first period and related circumstances are discussed in detail.

详细论述了堆场矿坑防渗措施，一期浮船泵站回水设计及相关情况。

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The sounds bounce off them and the lower jaw captures the returning sounds, making it possible for the dolphin to sense what's in the surrounding water and decide where to swim.

声音从它们那里折射，下颌捕捉到返回的声音，使海豚能够感受到周围水域中有什么，并决定游向哪里。

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The astronauts survived by rationing water and food while using the lunar lander as a lifeboat before returning to the command module for re-entry to Earth.

VOA: standard.2010.04.04

Traditionally the Moken are huntergatherers, spending much of the year fishing from covered boats known as kabangs, only returning to land to collect fresh water or seek refuge from seasonal monsoons.

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But what has not been clear before is whether the common ancestor was, like the sea cow, aquatic and therefore whether elephants have undergone a tortuous evolutionary journey from water to land (when their remote ancestors changed from fish to amphibians) then back to water again, before finally returning to the land.

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One resident, who identified himself only as Abdullah, told CNN that returning people are facing shortages in food, water and basic supplies for survival.

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