focussing ring

aircraft clock amatorially cup type pycnometer f'rinstances generation glands hydroxytestosterones interval of determinations location of bond cleavage n-methyl-n-amylnitrosamine obstreperousness oligoubiquitin opus Dei puccinia solmsii Ramirez terminal/port-oriented switch train-station transducer room TV telescope variable-length record sorting with her utmost strength