例句
英語四級真題
For example, one who doesn't know the rules a about plagiarism (剽竊) may accidentally use words or ideas without giving proper credit or one who fails to keep careful research notes may unintentionally fail to quote and cite sources as required.
出自-2011年12月閱讀原文
But experts say that even when combined , alternative energy sources will likely meet only about 30% of the world's energy needs by
出自-2011年12月閱讀原文
For example, even with significantinvestments, such as the $93 million for wind energy development included in the American Recovery and Reinvestment Act, important alternative energy sources such as wind and bio-fuels comprise only about 1% of the market today
出自-2011年12月閱讀原文
英語六級真題
By 1973, domestic US sources of oil were peaking, and the nation was importing more of its oil, depending on a constant flow from abroad to keep cars on the road and machines running.
出自-2013年6月閱讀原文
These included developing additional domestic sources (such as those on Alaska's North Slope), resuming extraction at sites that had been shut down because of cost inefficiency, capping the price that domestic producers could charge for oil, and beginning to import oil from a greater diversity of nations
出自-2013年6月閱讀原文
They believe such a diet which includes no products from animal sources can be deficient in many of the necessary vitamins and minerals our bodies need.
出自-2013年6月聽力原文
柯林斯高階英漢雙解學習詞典釋義
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N-COUNT
來源;產地
The source of something is the person, place, or thing which you get it from.
例句
...over 40 per cent of British adults use television as their major source of information about the arts...
40 %以上的英國成年人把電視當作獲取藝術文化信息的主要途徑。
Renewable sources of energy must be used where practical...
必須在可行的地方使用可再生能源。
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VERB
尋找(產品或原料的)貨源
In business, if a person or firm sources a product or a raw material, they find someone who will supply it.
例句
Together they travel the world, sourcing clothes for the small, privately owned company...
他們一道走遍世界各地，為那家私營小公司尋覓服裝貨源。
About 60 per cent of an average car is sourced from outside of the manufacturer.
一輛普通汽車上大約有60%的部件是由制造商以外的其他供應商提供的。
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N-COUNT
消息來源;消息人士;(論文中引文的)出處，原始資料
A source is a person or book that provides information for a news story or for a piece of research.
例句
Military sources say the boat was heading south at high speed...
軍方稱這艘船當時正高速向南行進。
She quotes secondary and primary sources without distinction.
她對二手資料和一手資料的引用毫無區別。
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N-COUNT
(困難的)根源，原因
The source of a difficulty is its cause.
例句
This gave me a clue as to the source of the problem.
這件事給我提供了找出問題根源的線索。
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N-COUNT
(河流的)源頭
The source of a river or stream is the place where it begins.
例句
...the source of the Tiber.
臺伯河的源頭