That's because there is often water under the rock.
那是因为岩石下面经常有水。
他们经常浇花。
我常常给它浇水。
Our emotions often water is such a sad merciless.
很多时候我们的情感就是这种落花有意流水无情的伤感。
He and his father often water the flowers together.
他和他父亲一起浇花。
Lily, what do you often do? – I often water the flowers and listen to music.
你经常干什么？我经常给花浇水和听音乐。
What do you often do on Sunday? I often water the flowers and listen to music.
你经常在星期天干什么？我通常浇花和听音乐。
We should often water flowers and trees in our school yard. It can make our school more beautiful.
在学校经常给校园里的花儿和树木浇水，把我们的校园打扮得更加美丽。
Water is a precious commodity that is often taken for granted in the West.
水很宝贵，但在西方人们往往意识不到这一点。
Wash your hands with soap and water often and thoroughly, especially after coughing or sneezing.
应经常用肥皂和水彻底地清洗双手，尤其是在咳嗽或打喷嚏后。
Bottled water is often carried for long distances to reach people who buy it.
瓶装水经常被长途运送到购买它的人那里。
A restaurants typical mark-up on wine is 100 to 150 percent, whereas on bottled water its often 300 to 500 percent.
一家餐馆典型的葡萄酒加价是100%到150%，而瓶装水的加价通常是300%到500%。
A restaurant's typical mark-up on wine is 100 to 150 percent, whereas on bottled water it's often 300 to 500 percent.
一家餐馆的葡萄酒加价一般是100%到150%，而瓶装水的加价通常是300%到500%。
Medicines are often made from herbs, plants, mineral water and organs from unfortunate animals.
药物经常是用草药、植物、矿物质水、以及可取的动物的器官制成。
"Efficient" irrigation is often used to describe systems that result in 85% of the water disappearing in vapor.
“有效”灌溉通常指的都是一些让85%的水最终以水汽的形式逸散的作法。
Endogenous rivers often do not reach the sea but drain into inland basins, where the water evaporates or is lost in the ground.
内源河流通常不会流入大海，而是流入内陆盆地；在那里，水会蒸发或流失到地下。
The paths through the woods were often overgrown, so water travel was much faster.
穿过树林的小路常常杂草丛生，所以从水路走要快得多。
In those countries, women and girls spend several hours collecting water, but often polluted, far away from their families.
在这些国家，妇女和女孩要花几个小时去离家很远的地方打水，但水往往是受到污染的。
However, water used in irrigation is often sourced unsustainably.
然而，灌溉用水的来源往往不是可持续的。
She said that people often made themselves ill, and even died, just from drinking or bathing in dirty water.
她说，人们经常因为饮用脏水或用脏水洗澡而生病，甚至死亡。
Often the cheapest way to provide irrigation water in the dry tropics is through small-scale projects, such as gathering rainfall in depressions and pumping it to nearby cropland.
在干旱的热带地区，提供灌溉水的最低成本的方法通常是建造小规模的工程。例如，在洼地收集雨水，然后将其抽调至附近的农田。
The movement of the ocean water under the ice may often cause many different changes on the surface.
冰下海水的运动经常会引起表面上许多不同的变化。
Fossils are often washed together on-site in a large bath which can allow water and contaminants in the form of contemporary DNA to permeate into the porous bones.
化石通常在大浴池中进行现场清洗，这可以使水和现代DNA形式的污染物渗透到多孔骨骼中。
I often help Mum water the flowers.
我经常帮妈妈给花浇水。
They often use hot water to boil tea leaves.
他们经常用热水煮茶叶。
In developed countries such as the United States and some countries in Europe, laws about safe water are often stricter for tap water than for bottled water.
在发达国家如美国和一些欧洲国家，关于安全用水的法律通常对自来水比对瓶装水更严格。
These are often the lower areas of the reef, those located in deeper water, where temperatures are lower.
这些通常处于珊瑚礁低处，即在温度更低的深水域处。
Basal slip or sliding as it's often called, basically refers to the slipping or sliding of a glacier across bedrock, actually across a thin layer of water on top of the bedrock.
底部滑移，也通常被称为滑动，大致指的是冰川在基岩上的滑动，实际上是在基岩上部的一层薄薄的水上的滑动。
How often do you water the flowers?
你多久给花浇一次水？
"Overly strict standards often fail," James Bartram, a WHO water-health expert, said.
世卫组织的一名水卫生专家詹姆斯·巴特拉姆说，“过于严格的标准往往会失败。”
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