| 单词 | brittle heart | 
| 释义 | > as lemmasbrittle heart   brittle heart  n. (a condition of) timber that is characterized by abnormal brittleness and low strength, esp. in the heartwood. ΘΚΠ the world > plants > part of plant > part of tree or woody plant > wood > 			[noun]		 > brittle heart brittle heart1934 1934    Dadswell  & Langlands in  Jrnl. Council Sci. & Ind. Res., Australia 7 190 		(heading)	  				Brittle heart in Australian timbers. 1973    Materials & Technol. VI. 27  				As its name implies, the wood of brittleheart is low in strength properties and density, and particularly in resistance to impact. 2002    Hobart Mercury 		(Austral.)	 		(Nexis)	 30 Aug.  				All sawn eucalypt boards must be free of brittle heart, branch knots and sapwood. < as lemmas | 
| 随便看 | 
 | 
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。