| [/sɔːs; sɔrs/] n 用法:
1 starting-point of a river 河流的源头; 发源地:
the sources of the Nile 尼罗河的发源地 *
Where is the source of the Rhine? 莱茵河发源於何处? 用法:
2 place from which sth comes or is obtained 来源; 出处:
news from a reliable source 来源可靠的消息 *
a limited source of income 有限的收入来源 *
Is that well the source of all the cases of infection? 所有这些传染病病例都是由那口井引发的吗? 用法:
3 (esp pl 尤作复数) personor thing (esp a book, document, etc) supplying information,esp for study 提供资料的人, 原始资料（尤指书、 文件等）（尤指供研究的资料）:
He cited many sources for his book. 他在书中引用了许多资料. *
[attrib 作定语] source material 原始资料. 用法:
4 (idm 习语) at `source at the point of origin or beginning 在源头; 在发源地; 在开端:
money taxed at source, ie before it is given to the earner 扣除税金後发放的钱 *
Is the water polluted at source or further downstream? 河水是在源头还是在流出之後受到污染的? |