You are soaked to the bone and need to get out of the rain.

你浑身湿透（be soaked to the bone），需要找个躲雨的地方。

He clung to the wheel, his knuckles white and his body soaked to the bone, struggling to keep the boat afloat.

他紧紧抓住舵轮，指节发白，浑身湿透了骨头，挣扎着让船漂浮起来。