中国大学MOOC: On July 21st, 2005, the Chinese government changed the value of the yuan from 8.28 yuan per U.S. dollar to 8.11 yuan per U.S. dollar. This implies a __________ dollar and a __________ yuan.
主观题
中国大学MOOC: On July 21st, 2005, the Chinese government changed the value of the yuan from 8.28 yuan per U.S. dollar to 8.11 yuan per U.S. dollar. This implies a __________ dollar and a __________ yuan.