和谐英语

VOA慢速英语:WHO: New Treatments Needed for Antibiotic-Resistant 'Superbugs'

2017-03-10来源:VOA
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gonorrhea - n. a disease of the sex organs that is spread by sexual contact

option - n. the opportunity or ability to choose something or to choose between two or more things

market forces - n. the actions of buyers and sellers that cause the prices of goods and services to change without being controlled by the government