About forty percent of all health care-associated infections are linked to the use of catheters.

VOA: special.2010.04.21

And so now, instead of using these reference points for the Kelvin scale, we use the absolute zero, which isn't going to care what the pressure is.

就像理想气体温标,与气体的种类无关一样，具有普适性，在开尔文温标中。

麻省理工公开课 - 热力学与动力学课程节选

Drivers must use special care because of ice and snow on the roads.

VOA: special.2009.01.07

Congress will take its annual long recess in August, and Democrats hope to use the time to build support for health-care reform around the country.

VOA: standard.2009.07.31

"we don't have money to buy insecticide, the little money we have, we use to take care of the kids, we don't have a lot of money."

VOA: standard.2010.03.30

Across the spectrum of health and health care including mortality, access to care and use of services, prevention,population health, health status,adolescent health, chronic diseases, special health care needs and organ transplantation.

VOA: standard.2010.04.07