That was a decrease of 41%.

VOA: special.2009.01.07

I have got to put that in because that is a repulsive energy and that is going to decrease the energy of the system.

我必须要说清楚,因为这是一个排斥能,这将要减少这一系统的能量。

麻省理工公开课 - 固态化学导论课程节选

She says one possibility is a decrease in the number of school nurses during the period they studied.

VOA: special.2009.08.06

The electronics industry is hoping a new crop of products will help it recover from an eight percent decrease in sales last year.

VOA: special.2010.01.26

He says a decrease in the use of salt and unhealthful fats probably also helped.

VOA: special.2011.02.15

The Millennium Development Goals for two thousand fifteen call for a fifty percent decrease in the number of people without safe drinking water and basic sanitation.

VOA: special.2010.04.05

State officials expect a decrease this year of another two percent.

VOA: special.2009.03.02

"Women who had their ovaries removed had a decrease in the risk of breast cancer, a decrease in the risk of ovarian cancer and,in addition,they were less likely to die of breast cancer, less likely to die of ovarian cancer and also had an improvement in their overall survival."

VOA: special.2010.09.22

The expanding U.S.advisory role coincides with a decrease in combat operations in the months before U.S.troops are due to withdraw by the end of December 2011.

VOA: standard.2009.07.28

Reports indicate there's a decrease in the risk of in-hospital deaths.

VOA: standard.2010.03.07