【医】 Hecht-Schlaer night vision tests
black; dark; secret; sinister; wicked
【医】 black; melano-
apply; bestow; carry out; execute; grant; use
【医】 apply
twin; two
【计】 binary-coded decimal; binary-coded decimal character code
binary-to-decimal conversion; binary-to-hexadecimal conversion
【医】 bi-; bis-; di-; duo-
family name; surname
【医】 night vision
experiment; test; try; try on; try out; examination; experimentation; trial
trial run
【计】 breadboarding
【医】 probation; test; tria
【经】 test; trial