n.

worthless people

同義詞：trash

a film of impurities or vegetation that can form on the surface of a liquid

Analysis of CD-SEM signal to detect scummed/closed contact holes and lines
Dynamics of the temperature field during the freezing of scummed fruit creams
Drapetomanic Yes I Am
Illustrations of Arthur Conan Doyle's Sherlock Holmes stories by Sidney Paget
A Fabrication Process for Nanopatterns Shrinkage with Variable Sizes for Large Area
Radiation-sensitive resin composition
Cleaner and scratch remover composition
Protective overcoat and process for thermal dye sublimation prints
Negative-acting no-process printing plates
Linewidth measurement tool calibration method employing linewidth standard