Wavering from this method will eventually result in disaster. 如果在這個(gè)時(shí)候猶豫不決，最終會(huì )造成災難。
But public health experts fear the virus could mutate, and spread among humans, causing a deadly pandemic. 但是公共衛生組織的專(zhuān)家擔心病毒會(huì )變異，然后實(shí)現人傳人，造成災難性的疫病。
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