Radio is a boon to the blind.

收音机对盲人来说受益匪浅。

The monitor is a person who seldom asks a boon of others.

我们班长是个很少请人帮忙人。

A bicycle is a real boon when you live in a small town.

住在上,有辆自行车确实极为方便。

A car is a real boon when you live in the country.

在郊外居住, 有辆汽车确实极为方便。

The building scheme comes as an enormous boon for the building industry.

该建筑方案为建筑业带来巨大好处。