精神科医生务必要学会保持超乎寻常的客观态度。The psychiatrist must learn to maintain an unusual degree of objectivity.她眼睛一亮，仿佛看见了什么不寻常的事情。Her gaze sharpened, as if she had seen something unusual.所有绿色和平组织人士表现出了超乎寻常的克制和大度。All the Greenpeace peop...
描述两个功率电平比值的单位.A unit that describes the ratio of two power levels.要使计数器正常工作,正向和逆向控制输入电平必须始终相反.For proper operation the forward and reverse direction - control inputs must always be complementary.如旁瓣电平过大,很多科研工作者都在设法解决这些问题...