tephrochronology
n. [地质]火山灰年代学(等于 tephrachronology)
n.[地]火山灰年代学(亦作tephrachronology)
coagulen drumbeating gunner prisoner ratability下载迅蛙App
n. [地质]火山灰年代学(等于 tephrachronology)
n.[地]火山灰年代学(亦作tephrachronology)
coagulen drumbeating gunner prisoner ratability