(noun.) any igneous rock with crystals embedded in a finer groundmass of minerals.
丹尼校对
双语例句
The meanest streets are strewed with truncated columns, broken capitals--Corinthian and Ionic, and sparkling fragments of granite or porphyry. 玛丽·雪莱.最后一个人.
Red porphyry --verde antique--jasper--oriental agate--alabaster--mother-of-pearl --chalcedony--red coral--lapis lazuli! 马克·吐温.傻子出国记.