Rather than wait for the other thread to finish, the current thread can "help" it out by finishing the operation for it by moving the tail pointer forward (b).
不必等候其他线程完成,当前线程就可以“帮助”它完成操作,把尾指针向前移动(B)。
2
Break yarn, leaving a long tail. Stuff arms. Using black thread and blanket stitch, work fingers. Sew hole to close. Attach arms to body.
预留余线并剪断线,使用黑色绣线绣出手指的效果。填充棉花并将手臂接缝在身体上。
3
Can be arbitrarily high fixed-line length, lint, threadtail and Strip length.