唱: to sing, to call loudly, to chant...
索性: you might as well (do it), simply, just...
一大早: at dawn, at first light, first thing in the morning...
绷: to have a taut face...
犹豫: to hesitate...
特别: especially, special, particular, unusual...
配件: component, part, fitting, accessory, replacement part...
资历: qualifications, experience, seniority...
称作: to be called, to be known as...
刑事: criminal, penal...