A bar or rod that strengthens, supports, or reinforces a structure. Also figurative and in figurative contexts.
| 单词 | θ103403 | 
| 释义 | the world > space > relative position > support > 			[noun]		 > that which supports > supporting rod > like a rib (4)		 riba1450 A bar or rod that strengthens, supports, or reinforces a structure. Also figurative and in figurative contexts. feather1814 In various technical uses. A longitudinal rib added to a shaft, etc. to increase its strength. tie-rib1896 a rib forming a tie in some structure (in quot. 1896 figurative). Subcategories:— 			collectively			(1)		 | 
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