dib·ble /ˈdɪbəl/
  挖洞器(vt.)(vi.)挖洞,使用挖洞器播種
  Dib·ble, v. t.
  1. To plant with a dibble; to make holes in (soil) with a dibble, for planting.
  2. To make holes or indentations in, as if with a dibble.
     The clayey soil around it was dibbled thick at the time by the tiny hoofs of sheep.   --H. Miller.
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  Dib·ble n.  A pointed implement used to make holes in the ground in which no set out plants or to plant seeds.
  Dib·ble, v. i. [imp. & p. p. Dibbled p. pr. & vb. n. Dibbling ]  To dib or dip frequently, as in angling.
  dibble
       n : a wooden hand tool with a pointed end; used to make holes in
           the ground for planting seeds or bulbs [syn: dibber]
       v 1: plant with a wooden hand tool; "dibble Spring bulbs"
       2: make a hole with a wooden hand tool; "dibble the ground"