迟缓 (chí huǎn): slow; sluggish

The ambulance crept forward in the heavy traffic; every minute of delay could cost the patient precious rescue time.

Because the system responded slowly, customers waited nearly half a minute after clicking pay before seeing the success message—a terrible experience.

Grandpa is old and his movements are a bit slow, but he still insists on going to the park every morning to practice tai chi.

The project's progress has been slow mainly because funding is not in place and the approval process is too complicated; we must find a solution as soon as possible.

Against the backdrop of a sluggish global economic recovery, many small businesses have had to cut spending and even lay off workers to survive.