wheat sawfly

短语

词形变化

wheat sawflies 复数 wheat sawflies

释义与例句

n.
  1. 1.

    A small European sawfly (Cephus pygmeus) whose larvae damage wheat by boring in the stalks.

  2. 2.

    Any of several small American sawflies of the genus Dolerus, whose larvae damage the stems or heads of wheat.

  3. 3.

    Pachynematus extensicornis, whose larvae feed chiefly on the blades of wheat.