| 单词 | elongation |
| 释义 | elongation n. 1. the act or an instance of lengthening; the process of being lengthened. 2. a part of a line etc. formed by lengthening. 3. Mech. the amount of extension under stress. 4. Astron. the angular separation of a planet from the sun or of a satellite from a planet. Etymology: ME f. LL elongatio (as ELONGATE) |
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