When accused of theft he came back with a stinging counteraccusation.

别人指责他盗窃，他反咬人一口。

Between defense and right to defense, defense and counteraccusation, and denial and contradiction, all of them have obvious difference.

抗辩和抗辩权之间、抗辩和反诉及否认和反驳之间，都存在着明显的区别。