签到；报到；办理(住宿，乘机等)手续；退房登记;办清手续后离开；检查，核对

put a check on

downbear counterflow and check vomiting

final check

check end-product quality

coloured check fabric

payroll check

alar ligaments【解剖】;check ligament【解剖】;ligamenta alaria【解剖】

by-pass check valve (free-wheeled checkvalve)