flowtop

名词 n.
中文释义
美 /ˈfloʊtɑp/

英文释义

名词 n.
  1. The solid crust on a moving lava flow.
    — they formed as gas vented from fixed sources at depth, ripping continuous openings through the moving flowtop.

词形变化

flowtops plural

词源

From flow + top.
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