S-6：set one's teeth on edge 让某人觉得难受
A:I feel so uncomfortable.
A：我感到很不舒服。
B:Are you sick?
B:你恶心吗？
A:No. The teacher is dragging the chalk over the blackboard. It set my teeth on edge.
A:不，是老师在黑板上拖拽粉笔的声音真让人觉得难受。
B:He'll finish writing in a minute.
B：他很快就会写完的。
