haisCOCA²⁸⁰¹³⁶⁺⁵ 基本例句 Hydro Acoustic Information System 水底传音情报系统 Even in hospitals in developed countries like Israel, the site of this investigation, and the U.S., HAIs occur too often, can be deadly, and are expensive to treat. 即使在像以色列这样的发达国家的医院中，如本次研究点，或者在美国， HAI也是经常发生，并可致命，且医疗费用非常昂贵。 scifans.com