【医】 urea clearance test
【化】 carbamide; urea
【医】 carbamide; urea-; ureo-; usea
clean up; expurgation; sweep away
experiment; test; try; try on; try out; examination; experimentation; trial
trial run
【计】 breadboarding
【医】 probation; test; tria
【经】 test; trial