focar em; concentrar-se em; mirar em
1. to aim or direct attention toward a specific target or goal
The detective zeroed in on the main suspect after finding new evidence.
O detetive concentrou-se no principal suspeito após encontrar novas provas.
2. to move or progress toward a specific point or location with precision
The missile zeroed in on its target with accuracy.
O míssil mirou no alvo com precisão.
3. to identify and focus on the most important or relevant aspect of something
She zeroed in on the key problem in the presentation.
Ela focou no problema chave da apresentação.
This phrasal verb originates from military terminology related to weapon targeting and aiming. In contemporary American English, it's widely used in business, detective work, and general communication to indicate focused attention. In Brazil, 'focar em' has become increasingly popular due to English influence, while more traditional speakers prefer 'concentrar-se em'.
NYC Slang
lock in on; hone in on; target
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