【机】 benedict's test
seashell; shellfish
【医】 bel
inner; inside; within
【医】 end-; endo-; ento-; in-; intra-
【建】 propargite
experiment; test; try; try on; try out; examination; experimentation; trial
trial run
【计】 breadboarding
【医】 probation; test; tria
【经】 test; trial