What is their main source of income?
他们的主要收入来源是什么？
Plants are the ultimate source of all foodstuffs.
植物是所有食物的最终来源。
Success in sport is a source of national pride.
体育成就是民族光荣的源泉。
Fruit is a convenient source of vitamins and energy.
水果是维生素和能量的便利来源。
Your local library will be a useful source of information.
你们当地的图书馆就是很好的资料来源。
Tourism is a major source of income for the area.
旅游业是这个地区的主要收入来源。
Fish was a major source of protein for the working man.
鱼曾是劳动者获取蛋白质的主要来源。
Dreams can be a rich source of inspiration for an artist.
梦境可以成为艺术家灵感的丰富源泉。
Taking ingredients from the same source means the beers stay the same.
从同一来源选取原料意味着啤酒保持不变。
The main source of income, tourism, is expected to dry up completely this summer.
作为主要收入来源的旅游业预计将在今年夏天彻底枯竭。
去探寻最初的来源。
This becomes the source of truth for your application.
这成为您应用程序的事实来源。
The sun is the major source of energy for our planet.
太阳是我们星球能量的主要来源。
For each element we need to identify the best source for it.
对于每个元素，我们需要确定它的最佳来源。
I had several children and books were our main source of entertainment.
我有几个孩子，书是我们的主要娱乐来源。
This left the shoguns only commerce as a potential source of government income.
这使得幕府将军们只把商业作为政府收入的潜在来源。
The only source of these compounds in the dolphins' environment is boat paint.
在海豚生活的环境中，这些化合物的唯一来源是船上的油漆。
In many parts of the world renewable energy is already a principal energy source.
在世界许多地方，可再生能源已经是一种主要的能源来源。
They replaced other minute organisms as a food source in the major marine food chain.
它们取代了其他微小生物，并成为了主要海洋食物链的食物来源。
Ochlocracy is a political system in which a mob is the source of control.
暴民政治是一种以暴民为控制源的政治制度。
来源的可靠性。
Next, set the source and destination.
接下来，设置源和目的地。
Your source for this information?
这些信息的来源是哪里？
这是紧张关系的来源之一。
You are my source of strength.
你是我力量的源泉。
One source of uncertainty is demand.
不确定性的一个来源是需求。
The source databases are unpartitioned.
源数据库是非分区的。
爱是其源泉。
The true source of youth is curiosity.
年轻的真正源泉是好奇心。
Is the water polluted at source?
河水是在源头受到污染的吗？
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