I am frightfully sorry.我非常抱歉。You're frightfully good at this sort of thing.你做这种事特别拿手。I'm frightfully sorry, but I can't see you today.太对不起了, 我今天不能见你.The shadows in the room deepened. It grew frightfully a ...
本书也讨论了非激光型的异质结发光二极管.In this book we also discuss nonlasing heterojunction diodes.目前, 在半导体激光器领域中,异质结激光器已占居支配地位.At this time , the field of semiconductor lasers is dominated by heterojunction devices.异质结的这种反常的随温度变化的关系可以用肖特...