很明显灰泥已脆裂老化，全剥落下来了。Obviously the plaster's just perished and all fallen off.老化的核反应堆早晚会出事故.An ageing nuclear reactor is an accident waiting to happen.他的头发开始脱落，皮肤也老化了。His hair is thinning and his skin has lost all hint...
Most accidents are easily avoidable.大多数事故是容易避免的.More than a quarter of the avoidable deaths in the developing world are caused by TB...发展中国家的可避免死亡中超过1/4是由肺结核引起的。These injuries were avoidable.这些伤是可以避免的。The tragedy was ent...
他们在世纪之交逃到了南美洲。They fled to South America around the turn of the century.我们在南美洲为一些大公司探测石油和矿石。We dowse oil and ore in South America for big companies.南美洲和北美洲由一条运河连在一起.South America is joined to North America by a canal....
我想我们还不能排除胃肠炎的可能.I do not think we've really turned out acute gastroenteritis.胃肠炎的病因还有食物中毒 、 霍乱和旅行者腹泻.Forms of gastroenteritis include food poisoning, cholera, and traveler's diarrhea.目的: 探讨肠胃康提取物对急性胃肠炎的作用.Objec...