A typhus epidemic struck in the winter of 1919–20.1919至1920年的冬天斑疹伤寒症流行.the containment of the epidemic对流行病的控制There is abundant academic thinking and methods of truncating and reversing acute epidemic febrile diseases.《温疫...
气温记录清楚无疑地证实了全球气候正在变暖。Temperature records have unequivocally confirmed the existence of global warming.许多人竟然不知道地球变暖的事实，实在令人担忧。Many people are worryingly ignorant of the facts about global warming.全球变暖是个严重的问题。Global warmin...
The bird had trouble breathing and was discharging blood from the nostrils.那只鸟呼吸困难，并且鼻孔里还在流血。Writing is a good tool for discharging overwhelming feelings.写作是宣泄强烈感情的好方法。The wound is still discharging pus.这伤口仍在流浓....