| 单词 | ridgeline | 
| 释义 | Definition of ridgeline in English:ridgelinenoun ˈrɪdʒlʌɪn 
 OriginLate 17th century; earliest use found in Nehemiah Grew (a1641–1712), botanist and physician. From ridge + line. Definition of ridgeline in US English:ridgelinenounˈrɪdʒlʌɪn 
 OriginLate 17th century; earliest use found in Nehemiah Grew (a1641–1712), botanist and physician. From ridge + line.  | 
	
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