Tittup

Is it that serious a problem, Grandpa?

这个问题有那么重要吗，爷爷？

A mean boy teases the dog.

一个淘气的男孩在捉弄着狗。

when they would be capable of providing information about traffic jams and suggesting alternative routes, when they would be used in hospitals to help doctors to diagnose illnesses, when they would relieve office workers and accountants of dull, repetitiv

计算机可以使办公室人员和会计免除那些枯燥、重复的劳动。