/sɔ:s ||; sɔrs/noun
[C] a place, person or thing where sth comes or starts from or where sth is obtained 源头;来源;根源:
Britain's oil reserves are an important source of income.英国的石油储量是重要的收入来源。This word has its source in Greek.这个词源于希腊语。The television is a great source of entertainment.电视是一种重要的娱乐。Police have refused to reveal the source of their information.警方拒绝透露消息来源。