例句：
Costs have been reduced by 20% over the past year.
過去一年，各項費用已經(jīng)減少了20%。
The skirt was reduced to ￡10 in the sale.
在大減價期間，這條裙子減價到10英鎊。
It reduces the risks of heart disease...
這降低了患心臟病的風險。
They were reduced to extreme poverty.
他們陷入極端貧困的狀態(tài)。
He was reduced to begging for a living.
他不得不以乞討為生。