败血性李氏杆菌病可能是因食入或吸入病原菌引起的.Septicemic listeriosis probably develops from ingestion or possibly inhalation of the bacteria.布氏杆菌病对公共卫生和经济的重要性是世界性的广泛问题.Brucellosis is a worldwide problem of both public health and economic impo...
I saw five cop cars pull into the driveway. And I literally freaked.我看到5辆警车开进了我家的车道。我简直吓坏了。She heard the crunch of tires on the gravel driveway.她听到轮胎轧过石子铺成的车道，发出嘎吱声。As he pulled into the driveway, he saw her bedroom ligh...