sline

例句：

1. 1. The artist drew a sline on the canvas.
   艺术家在画布上画了一条线。
2. 2. She used a sline to tie her shoelaces.
   她用一条线来系她的鞋带。
3. 3. The sline in the picture is meant to represent the river.
   画中的线条代表那条河。