| 词汇 | extant |
| 词根词缀 | 词源： 1545, "standing out above a surface," from L. extantem, prp. of extare "stand out, be visible, exist," from ex- "out" + stare "to stand," from PIE base *sta- "to stand" (see stet). Sense of "in existence" appeared in Eng. 1561. |
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