They led the workhorses to the watering trough.

他们把耕马带到饮水槽去饮水。

Have the horses been fed and watered?

给马匹喂食饮水了吗?

Most of those scientists, including Levy, still support water fluoridation as a proved method of controlling tooth decay, especially in populations where oral hygiene is poor.

不，包括李威在内的大部份科学家仍然支持饮水加氟，在口腔卫生较差的社区，因这证明可以控制蛀牙的法。

Overpumping groundwater for drinking water and irrigation has caused water levels to decline by tens of metres in many regions, forcing people to use low-quality water for drinking.

度抽取地下水做饮用水和用来灌溉在许多地区已经使水位下降了几十米，迫使人们使用质量较差的水来做饮水。

They led the workhorses to the watering trough.

他们把耕马带到槽去。

Have the horses been fed and watered?

给马匹喂食了吗?

Most of those scientists, including Levy, still support water fluoridation as a proved method of controlling tooth decay, especially in populations where oral hygiene is poor.

不过，包括李威在内的大部份科学家仍然支持加氟，尤其是在口腔卫生较差的社区，因这是证明可以控制蛀牙的方法。

Overpumping groundwater for drinking water and irrigation has caused water levels to decline by tens of metres in many regions, forcing people to use low-quality water for drinking.

过度抽取地下做用和用来灌溉在许多地区已经使位下降了几十米，迫使人们使用质量较差的来做。

They led the workhorses to the watering trough.

他们把耕马带到槽去。

Have the horses been fed and watered?

给马匹喂食了吗?

Most of those scientists, including Levy, still support water fluoridation as a proved method of controlling tooth decay, especially in populations where oral hygiene is poor.

不过，包括李威在内的大部份仍然支持加氟，尤其是在口腔卫生较差的社区，因这是证明可以控制蛀牙的方法。

Overpumping groundwater for drinking water and irrigation has caused water levels to decline by tens of metres in many regions, forcing people to use low-quality water for drinking.

过度抽取地下做和来灌溉在许多地区已经使位下降了几十米，迫使人们使质量较差的来做。

They led the workhorses to the watering trough.

他们把耕马带到饮水槽去饮水。

Have the horses been fed and watered?

给马匹喂食饮水了?

Most of those scientists, including Levy, still support water fluoridation as a proved method of controlling tooth decay, especially in populations where oral hygiene is poor.

，包括李威在内的大部份科学家仍然支持饮水加氟，尤其是在口腔卫生较差的社区，因这是证明可以控制蛀牙的方法。

Overpumping groundwater for drinking water and irrigation has caused water levels to decline by tens of metres in many regions, forcing people to use low-quality water for drinking.

度抽取地下水做饮用水和用来灌溉在许多地区水位下降了几十米，迫人们用质量较差的水来做饮水。

They led the workhorses to the watering trough.

他们把耕马带到饮水槽去饮水。

Have the horses been fed and watered?

给马匹喂食饮水了吗?

Most of those scientists, including Levy, still support water fluoridation as a proved method of controlling tooth decay, especially in populations where oral hygiene is poor.

，括李威在内的大部份科学家仍然支持饮水加氟，尤其是在口腔卫生较差的社，因这是证明可以控制蛀牙的方法。

Overpumping groundwater for drinking water and irrigation has caused water levels to decline by tens of metres in many regions, forcing people to use low-quality water for drinking.

度抽取地下水做饮用水和用来灌溉在许多地使水位下降了几十米，迫使人们使用质量较差的水来做饮水。

They led the workhorses to the watering trough.

他们把耕马带到饮水槽去饮水。

Have the horses been fed and watered?

给马匹喂食饮水了吗?

Most of those scientists, including Levy, still support water fluoridation as a proved method of controlling tooth decay, especially in populations where oral hygiene is poor.

不过，包括李威在内大部份科学家仍然支持饮水加氟，尤其在口腔卫生较差，因这可以控制蛀牙方法。

Overpumping groundwater for drinking water and irrigation has caused water levels to decline by tens of metres in many regions, forcing people to use low-quality water for drinking.

过度抽取地下水做饮用水和用来灌溉在许多地已经使水位下降了几十米，迫使人们使用质量较差水来做饮水。

They led the workhorses to the watering trough.

他们把耕马带到水槽去水。

Have the horses been fed and watered?

给马匹水吗?

Most of those scientists, including Levy, still support water fluoridation as a proved method of controlling tooth decay, especially in populations where oral hygiene is poor.

不过，包括李威在内的大部份科学家仍然支持水加氟，尤其是在口腔卫生较差的社区，因这是证明可以控制蛀牙的方法。

Overpumping groundwater for drinking water and irrigation has caused water levels to decline by tens of metres in many regions, forcing people to use low-quality water for drinking.

过度抽取地水做用水和用来灌溉在许多地区已经使水位几十米，迫使人们使用质量较差的水来做水。

They led the workhorses to the watering trough.

他们把耕马带到槽去。

Have the horses been fed and watered?

给马匹喂食了吗?

Most of those scientists, including Levy, still support water fluoridation as a proved method of controlling tooth decay, especially in populations where oral hygiene is poor.

不过，包括李威在内的大部份科学家仍然加氟，尤其是在口腔卫生较差的社区，因这是证明可以控制蛀牙的方法。

Overpumping groundwater for drinking water and irrigation has caused water levels to decline by tens of metres in many regions, forcing people to use low-quality water for drinking.

过度抽取做用和用来灌溉在许多区已经使位降了几十米，迫使人们使用质量较差的来做。

They led the workhorses to the watering trough.

他们把耕马带到槽去。

Have the horses been fed and watered?

马匹喂食了吗?

Most of those scientists, including Levy, still support water fluoridation as a proved method of controlling tooth decay, especially in populations where oral hygiene is poor.

不过，包括李威在内的大部份科学家仍然支持加氟，尤其是在口腔卫生较差的社区，因这是证明可以控制蛀牙的方法。

Overpumping groundwater for drinking water and irrigation has caused water levels to decline by tens of metres in many regions, forcing people to use low-quality water for drinking.

过度抽取地下做用和用来灌溉在许多地区已经位下降了几十，人们用质量较差的来做。