In 1975, a primitive machine called the Altair, was launched in the USA. It canproperly be described as the first 'home computer' and it pointed the way to thefuture. This was followed, at the end of the 1970s, by a machine called an Apple.

　　7.In 1975, a primitive machine called the Altair, was launched in the USA.

　　1975年，美国推出了一台被称为“牛郎星”的原始机型。

　　语言点:句子结构分析:be launched可用于说明火箭，飞船，导弹，卫星，航天飞机等的发射，亦可以用于说明某个产品的推出。

　　8.It can properly be described as the first 'home computer' and it pointed the way tothe future.

　　严格地说起来，它可以被称为第一台“家用电脑”，而且它也指了今后的方向。

　　语言点:point the way to的意思是“指出…的方向。”

　　9.This was followed, at the end of the 1970s, by a machine called an Apple.

　　70年代末，在牛郎星之后又出现了一种被称为“苹果”的机型。