immersion

这款游戏通过虚拟现实技术提供了极强的沉浸感。

This game offers deep ___immersion through virtual reality technology.

为了学习日语，她选择了住在东京，让自己完全沉浸在当地文化中。

To learn Japanese, she chose to live in Tokyo for total ___immersion in the local culture.

为了消毒，医生建议将器械完全浸泡在酒精中。

For sterilization, the doctor recommended complete ___immersion of the instruments in alcohol.