Assertion: bobbin | /r/HasProperty | essential
Facets:
value: to the manufacture of bobbin lace
type: PURPOSE
value: to a sewing machine
type: TRANSITIVE-OBJECT
Source sentences:
text: Thread and an empty bobbin are essential, but you also may want to have a scissors handy.
text: They all do so, and learn that the bobbin is actually an essential part to a sewing machine.
text: Bobbins are essential to the manufacture of bobbin lace (see lacemaking).
text: The bobbin on a Singer sewing machine is an essential part of making a stitch.