Detaining a ship is one of most efficient means, by which PSCO hits seaborne sub - standard ship.滞留船舶是PSCO打击低标准船舶参与营运的最有效手段之一.The result shows that hackmatack, koyama spruce and elm have a better capability of detaining ...
Forms of gastroenteritis include food poisoning, cholera, and traveler's diarrhea.胃肠炎的病因还有食物中毒 、 霍乱和旅行者腹泻.An inoculation against cholera is recommended.建议注射预防霍乱的疫苗。They feared a new cholera pandemic...他们担心新一轮的霍乱大流行。...