Helicobacter pylori is a spiral Gram's negative bacterium, living in microaerophilic environment.幽门杆菌是一只革兰氏阴性螺旋菌, 生活在微需氧的环境下.Excuse me the following bacterium of screw of which formulary and eradicative pylorus is b...
They found a bacterium visible to the human eye.他们发现了一种肉眼可见的细菌。They have isolated the bacterium in its pure form.他们已经把细菌分离出来,使它们处于较纯的状态.A bacterium is identified as the cause for his duodenal ulcer.一种细菌被断定为造成他十二指肠溃疡的根源....
我们用糖精代替糖.We use saccharin in substitution for sugar.糖精是一种人工增甜剂. ￡10Saccharin is an artificialsweetener.关停小糖厂 、 小糖精厂、小造纸厂的工作也已逐步展开.The efforts on closedown and suspension of small sugar refineries, small saccharin refiner...
The hijackers seemed anxious not to harm anyone.劫持犯似乎焦虑不安，不想伤害任何人。They are in direct contact with the hijackers.他们与劫机者直接联系。The hijackers were heavily disguised.劫持者伪装得严严实实。...