各种交通灯信号指示车辆司机和行人，在十字路口及公路上所应规守的交通规则。
Traffic lights tell drivers and pedestrians what they must do at intersections and along roads.
十字隆凸通常位于上、后半规管壶腹嵴的中部，与壶腹嵴的长轴垂直。
Usually being located at the middle of the cristae of vertical semicircular canals, the eminentia cruciata protrudes perpendicularly to the long axis of the crista.
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