1.a round shape formed by a series of concentric circles
2.a strand or cluster of hair
1.form a curl, curve, or kink;
the cigar smoke curled up at the ceiling
2.shape one's body into a curl;
She curled farther down under the covers
3.wind around something in coils or loops
4.twist or roll into coils or ringlets;
curl my hair, please
5.play the Scottish game of curling
curl是利用URL語法在命令行方式下工作的文件傳輸工具。