tindextrondhjemite./tron-ye-mahyt/US // ˈtrɒn yɛˌmaɪt //砗磲,三龙山Definitionsn.noun · 名词1. Petrology.›a coarse-grained igneous rock composed of quartz, plagioclase feldspar, and a small amount of biotite.Level 4More words in t →