In knitting, a yarn over is technique in which the yarn is passed over the right-hand knitting needle. In general, the new loop is knitted on the next row, either by itself (producing a hole) or together with an adjacent stitch (e.
网络释义
1、空针
... yf = yarn forward 将挂线放在织片前方 yo = yarn over 空针 k（knit）:下针 ...
2、过线
... Sl = Slip 滑针 YO = yarn over (Take the yarn over the needle.) 过线 Tog = together 并针 ...