main source
美 
英
例句
The sun's ultraviolet-B rays absorbed through the skin are the body's main source of this nutrient.
人体获得维生素D的主要来源是通过皮肤吸收太阳的中波紫外线。
A year ago, her blog started generating enough advertising revenue to become the main source of income for her family.
一年之后，这一博客产生的广告收入已成为了海瑟一家人生计的主要来源。
Thousands of trucks have been stranded by the side of the road, one main source of transportation for movement among migrants.
作为运送迁徙者的主要工具，成千上万辆卡车被迫在公路边抛锚。
Rice is often the main source of employment, income and nutrition in many poor, food insecure regions of the world.
在世界上许多贫困和没有粮食安全的地区，稻米常常是主要的就业、收入和营养来源。
The main source of students' motivation is how much they value what they are learning in school.
学生的学习动机主要来源是他们怎样看待自己在校学习的价值。
Networks that run IP are left with one main source of distinction: how much connectivity they provide.
IP网络之间的区别只剩下了一点，那就是它们提供的连接有多有少。
The difference, or carry, would be the main source of return; if the bonds rose in price as well, so much the better.
其中的差额或携带将是回报的主要来源，如果债券的价格上扬那就更好了，多多益善。
Make sure people are using it a one of there main source of Release data.
是保证人们使用了发布数据的主要资源之一。
Food and beverage department is one of the most competitive departments in a hotel and the main source of its favorable economic benefit.
对饭店而言，餐饮是最具竞争力的部门之一，也是饭店良好经济效益的主要来源。
It took Google a while to come up with a way of making money, but it found one in advertising, its main source of revenue.
在营利模式上，Google花费了不少周折，不过他找到广告这条生财之道，而广告也成了他主要的收入来源。
Fear is the main source of superstition, and one of the main sources of cruelty. To conquer fear is the beginning of wisdom.
恐惧导致迷信，冷酷，刻毒；克服恐惧是智慧的开端。
In other words, they know they are my main source of income and they're waiting for me to be hungry enough to break the strike.
换句话说，他们知道自己是我主要的收入来源，正在等我无以为继的时候自己放弃罢工。
Huzhou after entering the Tang Dynasty, with its geographical advantage as the main source of food court and an important military defense.
进入唐朝以后湖州凭借其地理优势成为朝廷主要的粮食来源和重要的军事防线。
Plastic bag, as a main source of pollution, is now widely used in the shopping mall, and can be seen dumped everywhere.
塑料袋，主要的污染源，在商场广泛的使用，到处丢的都是。
Thus, when Chairman Mao died, depriving Chiang Ch'ing of her main source of support, she was left defenseless against her enemies.
因此，在毛主席死后，她也便失去了最主要的后台，树敌过多的江青根本无法自保。
As the name suggests, the Cantonese cuisine is Guangdong's vegetable, main source from Guangzhou, moist continent, Dong Jiang three schools.
顾名思义，粤菜就是广东的菜，主要源自广州，潮洲，东江三个流派。
In the air isolated substations, as one of the routine switch operations, isolator operation is the main source of the EMI in substations.
在空气绝缘变电站中，作为常规开关操作之一的隔离开关操作是变电站内重要的电磁干扰源。
Your body converts most of the food you eat into a form of sugar called glucose, which is our main source of energy.
一个人吃掉的大部分食物会被分解成为葡萄糖，它是人体所需的主要能源物质。
The main source of his optimism comes from a comparatively low rate of car ownership in China, he said.
倪凯铭说，他感到乐观的主要原因在于，中国汽车保有量相对较低。
Yet imperial orders were not the only or even the main source of demand that pushed ahead the flowering of Chinese porcelain.
帝国的统治者们并不是催化中国瓷器绽放的唯一因素，他们甚至算不上其中的主力。
Tritium is radioactive and is believed to be the main source of the major traces of 3He found in the atmosphere.
氚是放射性的，并且确信是大气中痕量3He的主要来源。
It didn't take long for the classified advertising business to melt, and with it the main source of profits at most papers.
不久之后，分类广告业务就瓦解了，而大部分报纸的主要利润来源——广告商也随之消逝。
The health of the world economy is the main source of optimism at a time of unstable markets.
在一个多变的市场时期，世界经济的健康是乐观主义的主要信心来源。
According to the study, pollution tends to increase in Asia in winter as coal-burning is still the main source of heat and energy.
这项研究表明，亚洲污染在冬天会加强，因为燃煤仍然是这里取暖和能源的主要来源。
Earning a second income is a consistent reminder that you are able to earn money apart from your main source of income.
挣到额外的收入会不断地提醒你，你能从主要收入来源之外挣到钱。
This was a time when I was bored with running my games business, but it was still my main source of income.
这时候我是无聊于运行游戏业务，但它仍是我的主要收入来源。
Most manufacturers (let alone service industries) do not use much energy, the main source of emissions, and so would not suffer big costs.
大多数生产商（服务业更不用说）所用能源有限，而能源又是温室气体的主要来源，因此他们不会受到巨大损失。
China's urban audience is the media's main source of income generation, it is regrettable that this study is relatively small.
城市受众是当前我国媒体最主要的创收之源，遗憾的是这方面研究比较少。
Certain foods contain vitamin D but the body's main source comes from the sun.
某些食物含有维生素D，但是身体的维生素D的主要来源来自太阳。
Numerous political scientists point to Russia's current abundance of oil revenues as the main source of its remaining authoritarianism.
很多政治学家指出，俄罗斯目前大量的石油收入是其仍然实行专制统治的主要根源。
Tritium is radioactive and is believed to be the main source of the major traces of 3He found in the atmosphere.
氚是放射性的，并且确信是大气中痕量3He的主要来源。
Such measures should be enough to avert a drying-up of bank credit, the main source of finance for euro-area borrowers.
这些措施应该足够可以避免欧元区借款者主要融资渠道的银行信贷的枯竭。
Actually, the main source for the The Clone Wars Mandalorian armor design was the Jango Fett costume.
事实上，詹高·费特的服装是《克隆人战争》中曼达洛人盔甲设计的主要来源。
Since he was the main source of the firm's profits at the time, his masters could scarcely refuse him.
当时他是公司盈利的主要来源，因此他的上司很少会拒绝他的要求。
Advertising is the core of TV media management, and until now advertising revenue is still the main source for TV media.
电视广告经营是电视媒体经营的核心内容，到目前为止，广告收入仍然是电视媒体创收的主要来源。
The performance of the new century, the main source of competition is one of the nearly 30 in the Chongqing area supermarket chains.
而新世纪的业绩竞争主要来源之一就是近30家在重庆地区的连锁超市。
Oil-source correlation shows that source rocks from saline and semi-saline lake facies are the main source rock in the Dongying depression.
通过深入的油-源对比工作，确立了咸水湖相和半咸水深湖相烃源岩为东营凹陷的主力源岩。
At present, enterprise increasingly depends on knowledge, and knowledge work is increasingly becoming the main source of wealth creation.
目前，企业对知识的依赖程度与日俱增，知识工作日益成为创造财富的主要来源。
Your daily diet should be the main source of your nutrients, including vitamins and minerals.
你每天的饮食才是营养的主要来源，包括维生素和矿物质。
The other main source is an average of nutrition facts from food labels of similar foods and is designated "Label" .
一些其他的主要来源是一些相类似的和有特定标签的食品的平均营养价值。
As the main source of vibration, the powertrain system has a great impact on ride comfort and NVH characteristics for modern vehicles.
汽车动力总成振动是汽车振动的主要激振源之一，对汽车的舒适性和NVH特性有很大的影响。
