摘要:
要求每天阅读一篇技术文档,不需要记下来,只是能看懂就好。。后发现,这就是专业英语的课程资料。 At the most basic level, a signal amplifier does exactly what you expect – it makes a signalbigger! How 阅读全文
摘要:
$课文5 无错号之虞 47. Mr.James Scott has a garage in Silbury and now he has just bought another garage in Pinhurst. 詹姆斯.斯科特先生在锡尔伯里有一个汽车修理部,现在他刚在平赫斯特买了另一个汽车修理 阅读全文