1. 站岗：point d'appui 支承 | point duty 站岗 | point lace 针绣花边
2. 岗位值勤：岗位部署表/quarter bill | 岗位值勤/point duty | 钢笔画/pen picture;pen portrait
1. Democrats point to gaps in Bush's stateside Air National Guard service in 1972 and 1973 to say Bush shirked his duty.
noun
1. the control of traffic by a policeman stationed at an intersection