white-out
n.
1946 as an extreme snow condition on the U.S. prairie, from white as a verb + out, adv.. From 1977 as a liquid correction for paper.
| 词汇 | white-out | 
| 词根词缀 | Online Etymology Dictionary white-out n. 1946 as an extreme snow condition on the U.S. prairie, from white as a verb + out, adv.. From 1977 as a liquid correction for paper. | 
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