Hamnett does not believe environmental concern is a passing fad.哈姆内特认为对环境的关注不是一时心血来潮。His interest in photography is only a passing fad.他对摄影的兴趣只是一时的爱好罢了.Collecting stamps is a good fad.集邮是一种好的业余消遣....
Collecting stamps is a good fad.集邮是一种好的业余消遣.One is the flavin adenine dinucleotide ( FAD ), and the second is methenyltetrahydropteroylployglutamate ( MTHF ).大肠杆菌photolyase含有两个辅基,分别为黄素腺嘌呤二核苷酸 ( FAD ) 和次甲基四氢叶酸 ( MTHF ).Re...
在温暖的环境中，咳嗽和喷嚏传播疾病的速度要快得多。Coughs and sneezes spread infections much faster in a warm atmos-phere.门边的那些人马上同时打起喷嚏来.The people near the door began sneezing all at once.感冒时, 要打很多喷嚏.When you have a cold, you sneeze a lot....
These corporals get fatigue duty if they misbehave . Today it is toilet duty.这些下士如果行为不端就会罚做杂役. 今天的杂役是打扫厕所.When your children misbehave tell them without making them feel small.孩子表现不佳时要让他们知道，但不能让他们自惭形秽。Paying children too...
小肠肠套叠需做肠切除术.Small bowel intussuception may require resection.结果包括病变部位的胃大部分切除术疗效较好.Result Subtotal gastrectomy including the lesion is better than other methods.目的: 为保留幽门的 胰 十二指肠切除术提供解剖学基础.Objective: To provide anatomic d...