| 释义 |
▪ I. ˈoverwash, n. Geol.|-wɒʃ|
[f. next.]
The act or fact of washing over; the material carried by running water from a glacier and deposited over or beyond the marginal moraine. Also attrib., as overwash gravel, overwash plain, etc.
1889Leverett in Nature 3 Oct. 558/1 In the newer moraines the terminal loops meet on opposite sides of large interlobate moraines, and correlation is made only after critical study of their connections, over-riding, overwash, etc. 1890F. W. Putnam in Century Mag. Mar. 698/2 At least ten times ten centuries have passed away since the implements of stone, fashioned by this early man, were lost and covered by the overwash of the glacial gravels. 1894[see outwash]. 1909Jrnl. Geol. XVII. 375 Locally overwash plains are conspicuous topographic features. 1957J. K. Charlesworth Quaternary Era I. xxii. 442 Thus outwash may occur with or without moraines; the two types constitute respectively Chamberlin's overwash aprons and outwash plains or aprons.
▪ II. overwash, v.|-ˈwɒʃ|
[over- 5, 9.]
trans. To wash or flow over (something); to lave or bathe by flowing over.
1577Harrison England ii. xi. (1877) i. 229 Pirats and robbers by sea are..hanged on the shore at lowe water marke, where they are left till three tides haue ouerwashed them. 1589Greene Menaphon (Arb.) 77 Her lips like roses ouerwasht with dew. 1593Shakes. Lucr. 1225 But durst not ask..Why her two suns were cloud-eclipsed so, Nor why her fair cheeks over-wash'd with woe. 1837Carlyle Fr. Rev. III. vii. v, The ship of the State again..overwashed, near to swamping, with unfruitful brine. |