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...
纽因顿仰头大笑。Newington threw his head back and cackled with laughter.马克斯仰头大笑起来。Max threw back his head and roared with laughter.八点五十分,满船人,都在仰头观望.At 8:50 all aboard are looking up....
A tantalising aroma of roast beef fills the air.空气中充满诱人的烤牛肉香味。The heady aroma of wood fires emanated from the stove.炉子里散发出木柴燃烧时的浓烈香味。The musty aroma of incense made her head swim.熏香发霉的气味令她感到头晕。...
冷水中生物的基础代谢速度要低很多。Basal metabolism is much lower for creatures in cold water.这款相机既坚固耐用，又有超凡的光学性能和快门速度。The camera combines rugged reliability with unequalled optical performance and speed.实验者已经成功控制了心跳的速度和频率。Experimenters h...
这男孩小跑步一路跟着他母亲.The boy trotted along after his mother.要是紧张的话,最好用小跑步.Best to run if you're nervous.我像只猎犬般得意地小跑步到华格纳跟前,那时他正拿著白色细密的捕虫网在紫菀草上挥扫著.Like a spaniel, I trot proudly over to Wagner a fine white net through the i...