当场捉住某人正在做坏事的英文

catch somebody red-handed

• 当场:    on the spot; then ...
• 捉住:    get sb. by the nec ...
• 某人:    a certain person
• 正在:    in process of; in ...
• 做:    make; manufacture; ...
• 坏事:    bad thing; evil de ...