without being able to see; with the aid of instruments only...
5 [usu attrib 通常作定语 ] concealed; hidden 隐蔽的 ; 暗藏的 : a blind driveway/entrance 隐蔽的车道[入口] *| a blind bend/corner/turning, ie one that prevents the driver from seeing the road ahead (使司机看不见前面马路的转弯处)隐蔽的弯角[拐角/转弯处]. 6 (of an aircraft manoeuvre ...