| 单词 | sierra |
| 释义 | sierra /see er"euh/, n. 1. a chain of hills or mountains, the peaks of which suggest the teeth of a saw. 2. any of several Spanish mackerels of the genus Scomberomorus, esp. S. sierra, found in western North America. 3. a word used in communications to represent the letter S. [1590-1600; < Sp: lit., saw < L serra] |
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