borderline
n.
1869, "strip of land along a frontier," from border, n. + line, n.. As an adjective meaning "verging on" it is attested from 1907, originally in medical jargon.
| 词汇 | borderline |
| 词根词缀 | Online Etymology Dictionary borderline n. 1869, "strip of land along a frontier," from border, n. + line, n.. As an adjective meaning "verging on" it is attested from 1907, originally in medical jargon. |
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