de modo sospechoso

Se comportaba de modo sospechoso, lo que instó a las autoridades a inspeccionar el camión y finalmente encontrar los paquetes.
He was acting suspiciously, so authorities searched the truck, and found the packets.
Los testigos dicen que cinco hombres se reunieron de modo sospechoso en la esquina.
Witnesses say that five men were gathered suspiciously on the street corner.
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caveman