superplume

名词 n.
中文释义

英文释义

名词 n.
  1. A large mantle plume.
  2. An extremely large plume of something (gas, mist, etc.); a megaplume.
    — During this period, giant megaplumes exploded from deep within the earth, expelling huge quantities of molten material. These structures spread across the earth's surface, becoming ten times larger than average plumes. These “superplume” explosions were responsible for the volcanic activity that affected the ocean floor during the mid-Cretaceous period about 90 million to 100 million years ago.

词形变化

superplumes plural

词源

From super- + plume.
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