The moral hazard problem in this article is measured by the care level of injurer.

本文中德险主要是通过致害人看护水平来衡量。

For the tort based on omission, Legalasks for injurer assuming corresponding liability, it is based on action duty of injurer.

对于于不作为侵权行为，法律要苛以加害人承担责任，必须以加害人负有作为义务为前提。