| 例句 |
The traffic lights were not working so there was a policeman on point duty.交通信号灯坏了，所以有一个警察在执勤指挥。We need more police on the streets.我们需要更多的警察在街上执勤。Police were on guard at Barnet Town Hall.警察在巴尼特市政大厅站岗执勤。He was in his office, preparing his duty roster for the coming month.他正在自己的办公室里制定下一个月的执勤表。He went AWOL while on duty in Northern Ireland.他在北爱尔兰执勤时曾擅离职守。Police officers are often injured in the course of their duties.警官们在执勤时经常受伤。The guard on duty was confronted by an armed man.执勤的哨兵和一名持枪者对峙。Delivering a baby on the job was a first for the two police officers.执勤时接生婴儿对这两位警察来说是新鲜事。People like to see police officers on the beat.人们希望看到警察执勤巡逻。A promise was given to double the number of police on duty.已有承诺要将执勤的警察人数加倍。 |