例句與造句

1. Since it is difficult to determine what pathogens any given blood contains, and some blood-borne diseases are lethal, standard medical practice regards all blood ( and any body fluid ) as potentially infectious . " Blood and Body Fluid precautions " are a type of infection control practice that seeks to minimize this sort of disease transmission.
2. It's difficult to find fluid precautions in a sentence. 用fluid precautions造句挺難的