片语
Direction indicator lamp转向指示灯
change-direction command indicator换向命令指示符
hand direction indicator手动示向器
direction n indicator方向标
Direction indicator arm转向指示器臂
direction indicator indicator方向标转向标
electrically driven direction indicator电动陀螺半罗盘
trafficator方向指示器
heading indicator[航] 航向指示器
direction gyro indicator方向陀螺指示仪