flotation collar

短语

词形变化

flotation collars 复数 flotation collars

释义与例句

n.
  1. 1.

    Any piece of equipment designed to help a person stay afloat in water and reduce the risk of drowning.

  2. 2.

    A shirt collar construction method where the interlining is cut to match the collar shape and stitched around the edges to shirt fabric.

    商务 工程