| 单词 | tree swallow |
| 释义 | tree swallow (once / 171295 pages) n WORD FAMILY tree swallow: tree swallows USAGE EXAMPLESTemperatures are moderate, migratory monarch butterflies flit and tree swallows warble their way along the Atlantic Flyway. New York Times(Oct 14, 2016) They’re working with shop teachers to create bat boxes and tree swallow boxes that can be installed along the old stream bed. Washington Times(Jan 30, 2016) While the goal is to attract bluebirds, other small, native species, such as house wrens, tree swallows and chickadees also might use the boxes. Washington Times(Apr 20, 2015) 1n bluish-green-and-white North American swallow; nests in tree cavities Syn|Hyper Iridoprocne bicolor, white-bellied swallow swallow small long-winged songbird noted for swift graceful flight and the regularity of its migrations 2n of Australia and Polynesia; nests in tree cavities Syn|Hyper Hirundo nigricans, tree martin swallow small long-winged songbird noted for swift graceful flight and the regularity of its migrations |
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