环切虫

Twig \Twig\, n. [AS. twig; akin to D. twijg, OHG. zwig, zwi, G.
zweig, and probably to E. two.]
A small shoot or branch of a tree or other plant, of no
definite length or size.

The Britons had boats made of willow twigs, covered on
the outside with hides. --Sir T.
Raleigh.

{Twig borer} (Zo["o]l.), any one of several species of small
beetles which bore into twigs of shrubs and trees, as the
apple-tree twig borer ({Amphicerus bicaudatus}).

{Twig girdler}. (Zo["o]l.) See {Girdler}, 3.

{Twig rush} (Bot.), any rushlike plant of the genus {Cladium}
having hard, and sometimes prickly-edged, leaves or
stalks. See {Saw grass}, under {Saw}.