early 15c., "one who feeds (an animal);" 1560s, "one who eats;" agent noun from feed (v.). As a mechanical apparatus for conveying materials, from 1660s. Of cattle and streams, by 1790s; of roads and railroads, by 1850s.
权威例句
1. Gross feeder likes gross food.
滥食者爱吃粗食.
2. Little Timmy is a noisy feeder.
小蒂米吃东西时发出响声.
3. The feeder need to be modified.
那个进料器必须进行改装。
4. The ultrabasic bodies are generally concordant intrusions, with related feeder dikes.