美國口音(亦可作為TOEFL托福考試練習),一分鐘聽力練習,速度快 It’s more bad news for ______, but good news for the fight against food-borne ______: a compound in garlic is ______ ______ at fighting Campylobacter, bacteria that ______ cause intestinal ______. The work is in the Journal of Antimicrobial ______. Campylobacter causes problems in part because its cells produce a ______ that holds them together in a biofilm. This biofilm ______ to food and food ______ ______, helping ______ spread. And it protects the bacteria from ______. Researchers tried ______ Campylobacter jejuni with two ______ ______, as well as with diallyl sulfide, the compound ______ from garlic. The ______ did some ______. But the garlic compound worked faster and was a hundred times as ______. It quickly ______ the biofilm, and killed the bacteria, ______ by ______ the functions of ______. Eating garlic won’t ______ Campylobacter. But diallyl sulfide could one day be used to clean ______ used for food ______, and to stop