病人的免疫系统会对移植器官产生异质排斥反应。The patient'simmune system would reject the transplanted organ as a foreign object.必须将表层皮肤移植到烫伤处。The top layer of skin has to be grafted onto the burns.12个星期前他才刚刚接受了风险很高的心脏移植手术。Only 12 weeks ag...
to hold onto the handlebars抓住把手Unloosed my grip on the handlebars.把握紧的把手松开了.From time to time he shifted his position on the handlebars.他不断地变换着握把的姿势....
越南战场上用于毁灭林区的“橙剂”，其成分是二氧杂芑。Dioxin was the ingredient in Agent Orange, used to defoliate Vietnam.所形成的水解反应物是二盐酸甲撑二氧胺.The resultant hydrolytic reaction product is methylenedioxyamine dihydrochloride.后者是由二氧杂环戊烷中活化较弱的C -H 键离解而...
Let me give another example to illustrate this difficult point...我再举个例子来说明这个难点。The solid rank of police officers lining the courtroom opened to let them pass.把法庭围得水泄不通的一队警察让开一条路让他们通过。I let the water run into it and we wa...