ahead
adv.
1620s, "at the head, in front," from a- "on" (see a-(1)) + head, n.. Originally nautical. To be ahead of (one's) time attested by 1837.
| 词汇 | ahead |
| 词根词缀 | Online Etymology Dictionary ahead adv. 1620s, "at the head, in front," from a- "on" (see a-(1)) + head, n.. Originally nautical. To be ahead of (one's) time attested by 1837. |
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