lift arms up – Russian translation

всплеснуть руками (разочарованно, в недоумении и т.п.: His journey took him along the N9. ”When I reached the intersection, I saw somebody standing on the side of the road. Just as I turned to the right, she kind of lifted her arms up – like ‘oh no, aren’t you going to stop’.” Dawie stopped his motorcycle and offered a lift to the young woman with dark hair and dark clothing.