| 单词 | dichroism |
| 释义 | dichroism (once / 168848 pages) n WORD FAMILY dichroism USAGE EXAMPLESA very useful means of discriminating between certain stones is found in their dichroism, or, to use a more general term, pleochroism. Various, Encyclopaedia Britannica, 11th Edit...(2011) They may be ophitic, though often they are not, and they usually contain olivine, while their augite has distinctly purple shades, and a feeble dichroism. Various, Encyclopaedia Britannica, 11th Edit...(2010) If there is still no dichroism it is not a ruby. Wade, Frank Bertram, A Text-Book of Precious Stones for...(2010) n pleochroism of a crystal so that it exhibits two different colors when viewed from two different directions Hyper pleochroism the phenomenon of different colors appearing when certain crystals are viewed from different directions |
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