banner cloud

短语

词形变化

banner clouds 复数 banner clouds

释义与例句

n.
  1. 1.

    a small, triangular cloud, extending downwind from the peak of a mountain as if a flag, or banner.

    气象

词源

From banner + cloud. From being a banner-like cloud that hangs off a mountain like a flapping flag.

来源：wiktionary