| 单词 | prolongation |
| 释义 | prolongation /proh'lawng gay"sheuhn, -long-/, n. 1. the act of prolonging: the prolongation of a line. 2. the state of being prolonged. 3. a prolonged or extended form. 4. an added part. [1480-90; < LL prolongation- (s. of prolongatio) extension. See PROLONGATE, -ION] |
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