| 释义 |
allotrope|ˈæləʊtrəʊp|
[Back-formation f. allotropy.]
An allotropic form of a substance. Also fig.
1889Cent. Dict., Allotrope, one of the forms in which an element having the property of allotropy exists: thus, the diamond is an allotrope of carbon. 1942J. N. Greenwood Gloss. Metallographic Terms (ed. 2) 6 The importance of allotropes in connection with metals and alloys is that they constitute different phases, and increase the possibilities of changing the mechanical properties by heat treatment. 1968Listener 6 June 750/2 Walton evokes various allotropes of Old England that are..gently sauced with the Mediterranean. 1978Times Lit. Suppl. 24 Nov. 1357/3 Among the various allotropes of Jonathan Miller cited above, we must number also the entertainer and wit. |