A presser foot is a component of a sewing machine that holds the fabric in place during sewing. The foot is mounted on a bar that is connected to the machine's needle and is controlled by the machine's feed dog. The presser foot applies pressure to the fabric as it passes under the needle, keeping it from shifting or bunching up. Presser feet come in different shapes and sizes, each designed for specific sewing tasks such as zippers, buttonholes, and quilting. They can be adjusted for varying amounts of pressure depending on the fabric being sewn. The presser foot is an essential part of a sewing machine and helps to ensure the accuracy and quality of the stitching.

“presser foot”的英语定义和含义

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