We hired a woman to watch Richard and then Susan,
我们雇用一名女士来照顾Richard ,后来又照顾Susan
From those humble beginnings, we have seen the development of the user-friendly home computers and multimedia machines which are in common use today.
从那些简陋的初级阶段,我们看到了现在都已普及的、使用简便的家用电脑和多媒体的微机的发展。