button grass

名词 n.

英文释义

名词 n.
  1. Any of several grasses with round or globular flower heads; especially Gymnoschoenus sphaerocephalus, a tussock-forming sedge especially of western Tasmania, forming distinct plains; and Dactyloctenium radulans, an annual grass of mainland Australia. Australia,uncountable
    — [T]he ceiling swelled in waves like an ocean, like a buttongrass plain, like the pocked earth stripped of its trees […].

词形变化

buttongrass alternative button-grass alternative

词源

From button + grass.
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