单词	turns about
释义	turns about 转身；反复思考；转变；改变主意
随便看	upper airway sleep apnea Upper-air wind upper air wind finding upper air wind measurements upper-air wind observation upper alarm limit Upper alimentary Upper alimentary canal bleeding upper alimentary canal fiber endoscope upper alimentary tract Upper Alimentary Tract Disease upper alternate depth upper alveolar forceps Upper alveolar ridge mucosa Upper Amazonian porcupine upper amphibolite facies Upper amphibolite facies metamorphism upper and down crossheading upper and lining stamping machine upper and lower Upper and lower airway Upper and Lower Approximation upper and lower arresting stop upper and lower berths upper and lower bound