Russian-English translations for ба́бочка

• bow
  The musician bowed his violin expertly.
  The shelf bowed under the weight of the books.
  Cronenberg’s "Cosmopolis" bows in Cannes this week.
• bowtie
  The corkscrew pasta holds the cheese sauce better, but all I had in the cupboard was bowtie pasta.
• butterfly
  butterfly tape
  I get terrible butterflies before an exam.
  butterflied shrimp