具有自动停针位、自动倒缝、自动调速、自动调前后固缝、定长缝、连续回缝、补针等功能。

With automatic stop, automatic behind sewing function, automatic control, automatic adjustment, consecutive sewing, fill needle etc.

youdao

该按纽在缝纫时为倒缝按纽，在停止缝纫时可作补针按纽。不论是进行程序缝纫还是手工倒缝，皆灵活自如。

The fixed button serves as reverse stitch button in sewing and as mending stitch button when sewing stops. it works perfectly well in either programmed sewing or reverse sewing by hand.

youdao

掉线自动停机，自动回退，补绣(可以设置回退针数)。

Falls the line auto-stop, returns automatically draws back, makes up embroiders (may establish draws back needle number).

youdao