| 单词 | source |
| 释义 | source n. & v. --n 1. a spring or fountain-head from which a stream issues (the sources of the Nile). 2. a place, person, or thing from which something originates (the source of all our troubles). 3. a person or document etc. providing evidence (reliable sources of information; historical source material). 4. a a body emitting radiation etc. b Physics a place from which a fluid or current flows. c Electronics a part of a transistor from which carriers flow into the interelectrode channel. --vtr. obtain (esp. components) from a specified source. Phrases and idioms at source at the point of origin or issue. source-criticism the evaluation of different, esp. successive, literary or historical sources. Etymology: ME f. OF sors, sourse, past part. of sourdre rise f. L surgere |
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