The interesting thing is that on Earth at least it needs highly acidic water to form.

有趣的是，至少在地球上它需要强酸性的水来形成。

youdao

With 97% of the world's water too salty to be drunk or used in agriculture, the worldwide supply of water needs careful management, especially in agriculture.

由于世界上97%的水含盐量过高，不能饮用或用于农业，全世界的水供应需要谨慎管理，特别是在农业方面。

youdao

Your donations help make children with special needs able to have alternative therapies such as animal-assisted therapy, art and music therapy, massage therapy and water therapy.

您的捐款可以帮助有特殊需要的儿童获得其他疗法，如动物辅助疗法、艺术和音乐疗法、按摩疗法和水疗等。

youdao

The money will be used to meet emergency needs, such as water,food and shelter for homeless people in Haiti.

VOA: special.2010.04.02

How many hours a day the pump needs to be operated depends on the season and how much water is needed for crops.

VOA: special.2009.08.17

There is an urgent need for medical personnel to attend to their needs, as well as drinking water."

VOA: standard.2009.09.06

"Cholera can be treated quickly and people can get better quickly but the challenge is ensuring they don't get re-infected and clean drinking water needs to be available, " he said.

CNN: WHO: 60,000 at risk of cholera in Zimbabwe

The water needs to be warmer.

FORBES: It's Not 1999 Anymore

"It might surprise some to learn that a species so well adapted to living around water actually needs to be taught how to swim, but that's exactly what happens, " he said.

BBC: The baby giant otters