查一下长寿的房间
“and check Chang Shou's room.”
THE DIALOGUE REEL
我要去一下药铺那
“I will go to the pharmacy,”
查一下 长寿 的房间
“and check Chang Shou's room.”
你再伺机问一下楚河
“You question Chu He when the chance arises.”
Direct spoken expression in this communicative setting.
Adding '一下' after single-syllable action verbs is a ubiquitous Chinese pragmatic tool to make imperative orders sound smoother and less abrupt without losing authority.
LEARNING CHUNKS & PARTICLES
check out / take a look at / investigate briefly
The verb reduplication '一下' softens the command into a brief, targeted action, very natural in spoken Chinese.