Dry feet, warm head, bring safe to bed.

脚干头暖，睡觉平安。

youdao

The camel's feet, well adapted for dry sand, are useless on mud.

骆驼的脚十分适合干旱沙地，但在泥地上毫无用处。

《柯林斯英汉双解大词典》

The baggies keep my feet dry even when I run through puddles.

这样即使我跑过水涡儿，塑料袋也可以让我的脚不沾湿。

youdao

Try and keep your feet dry. When we're out humpin',change your socks whenever we stop.

VOA: standard.other

Abshir Ahmed,52, has lived all his life along a stretch of the desert near the town of Docol, Scratching the bone-dry earth with his bare,calloused feet, Ahmed says the devastation that he and others are experiencing now is worse than anything they have ever been through before.

VOA: standard.2009.10.06

Rats trying to keep their feet dry are moving into urban areas creating a problem for residents.

BBC: Lincolnshire floods blamed for rat infestation

They look good, and they keep my feet dry.

FORBES: A Brand Re-Booted

Whatever his shortcomings as a person, many fellow Democrats figured long ago, he was at least a gifted athlete, an ambidextrous operator who could caper and maneuver and keep his feet dry.

CNN: ASIANOW - TIME Asia