单词	freetime
释义	freetimeBNC¹⁷³⁹⁹⁵⁺²n.免费时间；自由活动
随便看	lower energy consumption lower energy dynamic consolidation lower energy input lower-energy photons Lower Epigastrium lower-epimeron lower-episternum Lower Equipment Bay lowerer Lower ernst delamination lower esophageal loweresophagealhigh-pressure zone loweresophageal high-pressure zone lower esophageal high pressure zone lower esophageal high-pressure zone lower esophageal ring lower esophageal segment loweresophageal sphincter lower esophageal sphincter lower esophageal sphincter opening pressure Lower esophageal sphincter pressur lower esophageal sphincter pressure lower esophageal sphincter relaxation lower esophageal sphincter relxiation lower esophageal stricture