They directed their wands into every nook and crevice, turning cautiously on the spot. It was impossible not to brush up against anything;

他们极其小心地原地转动，把魔杖指向每一个角落、每一道缝隙，然而不碰到任何东西是不可能的。

youdao

There are stars to brush up against--Jennifer Lopez is here, and so are Sting and the cast of Lost.

FORBES: Magazine Article

The long and suspenseful buildup promises danger, depravity, and evil, but the surprising mysteries that unfold, regarding the games people play with their identities, online and off, brush up against lofty truths in humble circumstances.

NEWYORKER: Catfish

Trying to get all of your energy or all of your focus into your fingertips or what you're feeling, you know, brush up against you, up against your leg or your thigh or whatever, you just learn to very much keep your composure first.

NPR: River Poses Hazard for Dive Teams