British scientists have found that getting dirty may improve a person's mood. A team from the University of Bristol discovered that there are some bacteria in soil that can make people less depressed. "It leaves us wondering if we shouldn't all spend more time playing in the dirt," Dr. Chris Lowry, one of the scientists, said. Improve : (v) make better, بهبودي دادن، بهتر كردن، اصلاح كردن Mood : (n) state of mind, حالت، حوصله، حال، خلق، مشرب University : (n) educational institution, دانشگاه discover : (v) find, پى بردن bacteria : (n) باكتري Soil : (n) خاك depressed : ) adj ) sad, افسرده، غمگين wondering : ) adj) تعجب کردن
