1. It is annoying when stockings ladder. ��ͳ���˿ʱ�����ɨ�ˡ�
2. Book is the ladder of human progress. �鼮����������Ľ��ݡ�---�߶�����
3. You can see the ladder under the tree. ��˼������Կ��������������档
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n.
1. steps consisting of two parallel members connected by rungs; for climbing up or down
2. ascending stages by which somebody or something can progress
3. a row of unravelled stitches v.
1. come unraveled or undone as if by snagging