3325英语网 英语单词
Pearlstone的音标发音
Pearlstone
英式发音：[pɜ:lstəʊn]
美式发音
(n.) A glassy volcanic rock of a grayish color and pearly luster, often having a spherulitic concretionary structure due to the curved cracks produced by contraction in cooling. See Illust. under Perlitic.
录入:威廉姆斯
