避蚊胺和其他能驱赶昆虫的化学药品也能阻止蚊子的叮咬.DEET and other chemicals that against insects can keep mosquitoes from biting.驱蚊剂含有避蚊胺节制地暴露皮肤时,你是在户外.Apply insect repellent containing DEET sparingly to exposed skin whenever you are outdoors.你应...
In England the cuckoo is the herald of spring.在英国杜鹃鸟是报春的使者.The cuckoo lays its eggs in other birds'nests.杜鹃在别的鸟巢中产卵.The cuckoo is the herald of spring.杜鹃鸟预告春天的来临。I thought I was hearing things yesterday. I thought I...
即使是永远不能生殖的工蚁,亦具有这种倾向.Even worker ants that never reproduce possess this drive.不育是阻碍生殖的一种永久性因素.Sterility is some permanent factor preventing procreation.生殖的事要弄得像发配给证一样成为一年一度的手续形式.Procreation will be an annual formality li...
Fulminant encephalopathy usually develops within a week.通常爆发性的脑病在一周内发展而成.Treatment options and goals depend on the acuity of hepatic encephalopathy.治疗方法的选择及目的依据肝性脑病的程度而定.Objective : To investigate the CT and MRI features...
Rust has corroded the steel rails.锈侵蚀了钢轨.Aluminium and other metals are normally badly corroded by alkalis.铝和其他金属通常会被碱严重腐蚀.Engineers found the structure had been corroded by moisture...工程师们发现该建筑已经受潮腐蚀。Engineers said that...