SITPn.系统综合检验计划sitv.坐；栖息；使就座n.坐；栖息sit-sleep dual sofa两用沙发Sit out a long speech一直坐到冗长的演说结束Sit out a boring play耐著性子看完一出乏味的话剧Sitophilus oryza L.米象sit at the stertorous掌权; 管理政事sit astraddle a horse跨在马上sitting in attendance侍坐sit in the middle row坐在中排sit in judgement upon审理； 批评sit by and do nothing坐视不管